🚨 CVE-2025-3110
OpenVPN Access Server 2.7.2 through 3.1.0 accepts bare line-feed sequences inside HTTP header values, allowing remote attackers to perform HTTP request smuggling when deployed behind a reverse proxy
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OpenVPN Access Server 2.7.2 through 3.1.0 accepts bare line-feed sequences inside HTTP header values, allowing remote attackers to perform HTTP request smuggling when deployed behind a reverse proxy
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🚨 CVE-2026-59731
Astro is a web framework for content-driven websites. Version 6.4.7 performs authorization decisions on a partially decoded pathname after reaching the iterative URL decoder limit, while later rewrite route matching performs an additional decodeURI() operation and can resolve the request to a protected route. This issue is fixed in version 6.4.8.
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Astro is a web framework for content-driven websites. Version 6.4.7 performs authorization decisions on a partially decoded pathname after reaching the iterative URL decoder limit, while later rewrite route matching performs an additional decodeURI() operation and can resolve the request to a protected route. This issue is fixed in version 6.4.8.
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GitHub
fix(core): encoded URLs (#17109) · withastro/astro@27c80ea
The web framework for content-driven websites. ⭐️ Star to support our work! - fix(core): encoded URLs (#17109) · withastro/astro@27c80ea
🚨 CVE-2026-59922
Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, a run of closed tilde, equals-sign, or caret marker pairs around a character causes quadratic work in src/mistune/plugins/formatting.py when the strikethrough, mark, or insert plugin scans for matching markers from each possible start position, allowing denial of service through CPU exhaustion. This issue is fixed in version 3.3.0.
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Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, a run of closed tilde, equals-sign, or caret marker pairs around a character causes quadratic work in src/mistune/plugins/formatting.py when the strikethrough, mark, or insert plugin scans for matching markers from each possible start position, allowing denial of service through CPU exhaustion. This issue is fixed in version 3.3.0.
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GitHub
fix(formatting): avoid quadratic marker scans · lepture/mistune@96d0f57
A fast yet powerful Python Markdown parser with renderers and plugins. - fix(formatting): avoid quadratic marker scans · lepture/mistune@96d0f57
🚨 CVE-2026-59923
Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, HTMLRenderer.safe_url() does not block percent-encoded javascript URIs, allowing attacker-supplied Markdown links or images to bypass URL protections and execute script in rendered HTML. This issue is fixed in version 3.3.0.
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Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, HTMLRenderer.safe_url() does not block percent-encoded javascript URIs, allowing attacker-supplied Markdown links or images to bypass URL protections and execute script in rendered HTML. This issue is fixed in version 3.3.0.
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GitHub
fix(renderer): block encoded unsafe URL schemes · lepture/mistune@c7101fc
A fast yet powerful Python Markdown parser with renderers and plugins. - fix(renderer): block encoded unsafe URL schemes · lepture/mistune@c7101fc
🚨 CVE-2026-59924
Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, Include.parse() joins and normalizes user-supplied include paths without verifying that the result remains within the intended markdown directory, allowing crafted include paths to access files outside that directory when markdown files are processed using md.read(). This issue is fixed in version 3.3.0.
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Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, Include.parse() joins and normalizes user-supplied include paths without verifying that the result remains within the intended markdown directory, allowing crafted include paths to access files outside that directory when markdown files are processed using md.read(). This issue is fixed in version 3.3.0.
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GitHub
fix(directives): constrain include targets · lepture/mistune@1bef343
A fast yet powerful Python Markdown parser with renderers and plugins. - fix(directives): constrain include targets · lepture/mistune@1bef343
🚨 CVE-2026-59926
Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.2.1, render_admonition() in src/mistune/directives/admonition.py concatenates the Admonition directive :class: option into the HTML class attribute without escaping, allowing attribute injection and cross-site scripting even when HTMLRenderer escape mode is enabled. This issue is fixed in version 3.2.1.
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Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.2.1, render_admonition() in src/mistune/directives/admonition.py concatenates the Admonition directive :class: option into the HTML class attribute without escaping, allowing attribute injection and cross-site scripting even when HTMLRenderer escape mode is enabled. This issue is fixed in version 3.2.1.
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GitHub
fix: escape html text · lepture/mistune@a3cb6e5
A fast yet powerful Python Markdown parser with renderers and plugins. - fix: escape html text · lepture/mistune@a3cb6e5
🚨 CVE-2026-59927
Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, the Include directive in src/mistune/directives/include.py detects only direct self-includes and not indirect cycles, allowing two markdown files that include each other to trigger unbounded recursion, raise RecursionError, and crash the rendering request. This issue is fixed in version 3.3.0.
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Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, the Include directive in src/mistune/directives/include.py detects only direct self-includes and not indirect cycles, allowing two markdown files that include each other to trigger unbounded recursion, raise RecursionError, and crash the rendering request. This issue is fixed in version 3.3.0.
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GitHub
fix(directives): constrain include targets · lepture/mistune@1bef343
A fast yet powerful Python Markdown parser with renderers and plugins. - fix(directives): constrain include targets · lepture/mistune@1bef343
🚨 CVE-2026-59928
Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, a Markdown document containing many repeated or distinct reference-link definitions causes quadratic work in src/mistune/block_parser.py and the ref_links environment dictionary handling, allowing denial of service through CPU exhaustion. This issue is fixed in version 3.3.0.
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Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, a Markdown document containing many repeated or distinct reference-link definitions causes quadratic work in src/mistune/block_parser.py and the ref_links environment dictionary handling, allowing denial of service through CPU exhaustion. This issue is fixed in version 3.3.0.
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GitHub
fix(block): avoid quadratic ref link scans · lepture/mistune@2b04d7b
A fast yet powerful Python Markdown parser with renderers and plugins. - fix(block): avoid quadratic ref link scans · lepture/mistune@2b04d7b
🚨 CVE-2026-59929
Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, the safe_url filter in src/mistune/renderers/html.py blocks only javascript:, vbscript:, file:, and data: schemes, allowing legacy or chained schemes such as feed:, view-source:, jar:, livescript:, mocha:, ms-its:, mk:, and res: to reach rendered href and src attributes and potentially execute script in affected user agents. This issue is fixed in version 3.3.0.
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Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, the safe_url filter in src/mistune/renderers/html.py blocks only javascript:, vbscript:, file:, and data: schemes, allowing legacy or chained schemes such as feed:, view-source:, jar:, livescript:, mocha:, ms-its:, mk:, and res: to reach rendered href and src attributes and potentially execute script in affected user agents. This issue is fixed in version 3.3.0.
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GitHub
fix(renderer): block encoded unsafe URL schemes · lepture/mistune@c7101fc
A fast yet powerful Python Markdown parser with renderers and plugins. - fix(renderer): block encoded unsafe URL schemes · lepture/mistune@c7101fc
🚨 CVE-2026-59930
Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, the toc plugin and TableOfContents directive generate heading IDs as predictable toc_N values without slugifying the heading text, allowing attacker-controlled id="toc_N" content to collide with generated anchors and redirect same-page navigation, CSS selectors, or JavaScript handlers. This issue is fixed in version 3.3.0.
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Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, the toc plugin and TableOfContents directive generate heading IDs as predictable toc_N values without slugifying the heading text, allowing attacker-controlled id="toc_N" content to collide with generated anchors and redirect same-page navigation, CSS selectors, or JavaScript handlers. This issue is fixed in version 3.3.0.
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GitHub
fix(toc): avoid generated id collisions · lepture/mistune@c4093c4
A fast yet powerful Python Markdown parser with renderers and plugins. - fix(toc): avoid generated id collisions · lepture/mistune@c4093c4
🚨 CVE-2026-14362
HashiCorp memberlist before version 0.6.0 is vulnerable to a denial-of-service issue in its push/pull state handling that may allow an attacker with network access to the gossip port to exhaust memory on a receiving node and cause the process to terminate. This vulnerability (CVE-2026-14362) is fixed in memberlist 0.6.0.
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HashiCorp memberlist before version 0.6.0 is vulnerable to a denial-of-service issue in its push/pull state handling that may allow an attacker with network access to the gossip port to exhaust memory on a receiving node and cause the process to terminate. This vulnerability (CVE-2026-14362) is fixed in memberlist 0.6.0.
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HashiCorp Discuss
HCSEC-2026-18 - Memberlist vulnerable to denial of service via gossip message
Bulletin ID: HCSEC-2026-18 Affected Products / Versions: memberlist up to 0.5.4; fixed in 0.6.0. Publication Date: July 8, 2026 Summary HashiCorp memberlist before version 0.6.0 is vulnerable to a denial-of-service issue in its push/pull state handling…
🚨 CVE-2026-59937
pypdf is a free and open-source pure-python PDF library. Prior to 6.14.0, an attacker can craft a PDF with repeated malformed cross-reference streams that cause pypdf to spend long runtimes recovering broken cross-reference table entries. This issue is fixed in version 6.14.0.
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pypdf is a free and open-source pure-python PDF library. Prior to 6.14.0, an attacker can craft a PDF with repeated malformed cross-reference streams that cause pypdf to spend long runtimes recovering broken cross-reference table entries. This issue is fixed in version 6.14.0.
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GitHub
SEC: Speed up recovery when reading broken cross-reference table (#3887) · py-pdf/pypdf@b5fc5aa
Replaces the regex-based search per object number by a string-based
parse of the full file in the first problematic call and re-using this
cached data for further problematic calls.
parse of the full file in the first problematic call and re-using this
cached data for further problematic calls.
🚨 CVE-2026-59938
pypdf is a free and open-source pure-python PDF library. Prior to 6.14.0, an attacker can craft a PDF with declared image size values that are much too large compared to the actual data, causing large memory usage in pypdf image parsing. This issue is fixed in version 6.14.0.
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pypdf is a free and open-source pure-python PDF library. Prior to 6.14.0, an attacker can craft a PDF with declared image size values that are much too large compared to the actual data, causing large memory usage in pypdf image parsing. This issue is fixed in version 6.14.0.
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GitHub
SEC: Apply general limit for requested image size (#3888) · py-pdf/pypdf@c64583b
A pure-python PDF library capable of splitting, merging, cropping, and transforming the pages of PDF files - SEC: Apply general limit for requested image size (#3888) · py-pdf/pypdf@c64583b
🚨 CVE-2026-14361
The consul-template library before version 0.42.1 is vulnerable to a path redirection issue in the writeToFile template helper that may allow template output to be written outside the intended directory or to overwrite an existing file. This vulnerability (CVE-2026-14361) is fixed in consul-template 0.42.1.
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The consul-template library before version 0.42.1 is vulnerable to a path redirection issue in the writeToFile template helper that may allow template output to be written outside the intended directory or to overwrite an existing file. This vulnerability (CVE-2026-14361) is fixed in consul-template 0.42.1.
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HashiCorp Discuss
HCSEC-2026-20 - Consul-template vulnerable to path redirections in writeToFile
Bulletin ID: HCSEC-2026-20 Affected Products / Versions: Consul-template up to and including 0.42.0; fixed in 0.42.1. Publication Date: July 8, 2026 Summary The consul-template library before version 0.42.1 is vulnerable to a path redirection issue in…
🚨 CVE-2026-14373
HashiCorp Nomad and Nomad Enterprise did not enforce the allow_privileged restriction for the Docker task driver's host namespace mode options. This may allow an authenticated job submitter to run a container in a host namespace and access information belonging to the host or to other workloads on the same client. This vulnerability, CVE-2026-14373, is fixed in Nomad Community Edition 2.0.4 and Nomad Enterprise 2.0.4, 1.11.8, and 1.10.14.
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HashiCorp Nomad and Nomad Enterprise did not enforce the allow_privileged restriction for the Docker task driver's host namespace mode options. This may allow an authenticated job submitter to run a container in a host namespace and access information belonging to the host or to other workloads on the same client. This vulnerability, CVE-2026-14373, is fixed in Nomad Community Edition 2.0.4 and Nomad Enterprise 2.0.4, 1.11.8, and 1.10.14.
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HashiCorp Discuss
HCSEC-2026-19 - Nomad Docker driver vulnerable to host namespace bypass on Linux
Bulletin ID: HCSEC-2026-19 Affected Products / Versions: Nomad and Nomad Enterprise up to 2.0.3; fixed in Nomad 2.0.4 and Nomad Enterprise 2.0.4, 1.11.8, and 1.10.14. Publication Date: July 8, 2026 Summary HashiCorp Nomad and Nomad Enterprise did not…
🚨 CVE-2026-14891
HashiCorp Nomad and Nomad Enterprise are vulnerable to a sandbox escape in the Docker task driver that may allow a job submitter to bind-mount a host path into a container even when volume bind mounts are disabled, potentially leading to reading and writing files on the host. This vulnerability, CVE-2026-14891, is fixed in Nomad Community Edition 2.0.4 and Nomad Enterprise 2.0.4, 1.11.8, and 1.10.14.
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HashiCorp Nomad and Nomad Enterprise are vulnerable to a sandbox escape in the Docker task driver that may allow a job submitter to bind-mount a host path into a container even when volume bind mounts are disabled, potentially leading to reading and writing files on the host. This vulnerability, CVE-2026-14891, is fixed in Nomad Community Edition 2.0.4 and Nomad Enterprise 2.0.4, 1.11.8, and 1.10.14.
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HashiCorp Discuss
HCSEC-2026-21 - Nomad vulnerable to sandbox escape in Docker task driver
Bulletin ID: HCSEC-2026-21 Affected Products / Versions: Nomad and Nomad Enterprise up to 2.0.3; fixed in Nomad 2.0.4 and Nomad Enterprise 2.0.4, 1.11.8, and 1.10.14. Publication Date: July 8, 2026 Summary HashiCorp Nomad and Nomad Enterprise are vulnerable…
🚨 CVE-2026-15154
A flaw was found in `guardrails-detectors`, a component of Red Hat OpenShift AI. This vulnerability, known as Regular Expression Denial of Service (ReDoS), allows a remote attacker to provide specially crafted regular expressions to the public detection API. This can cause catastrophic backtracking, leading to a worker process consuming 100% CPU indefinitely and resulting in a denial of service for the entire guardrails-mediated LLM pipeline.
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A flaw was found in `guardrails-detectors`, a component of Red Hat OpenShift AI. This vulnerability, known as Regular Expression Denial of Service (ReDoS), allows a remote attacker to provide specially crafted regular expressions to the public detection API. This can cause catastrophic backtracking, leading to a worker process consuming 100% CPU indefinitely and resulting in a denial of service for the entire guardrails-mediated LLM pipeline.
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🚨 CVE-2026-58209
NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.3 and 2.12.12, MQTT retained message delivery and QoS1+ durable replay could deliver messages whose original topics matched a subscriber configured subscribe deny rule because these delivery paths did not consistently recheck the concrete original topic before sending the MQTT PUBLISH to the subscriber. This issue is fixed in versions 2.14.3 and 2.12.12.
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NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.3 and 2.12.12, MQTT retained message delivery and QoS1+ durable replay could deliver messages whose original topics matched a subscriber configured subscribe deny rule because these delivery paths did not consistently recheck the concrete original topic before sending the MQTT PUBLISH to the subscriber. This issue is fixed in versions 2.14.3 and 2.12.12.
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GitHub
[FIXED] MQTT subscribe deny not enforced on retained/QoS replay paths · nats-io/nats-server@181b1f5
Signed-off-by: Maurice van Veen <github@mauricevanveen.com>
🚨 CVE-2026-58210
NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.3 and 2.12.12, an unauthenticated MQTT client could cause the server to retain large incomplete MQTT CONNECT packets before authentication completed, consuming server memory while the parser waited for the advertised MQTT packet length. This issue is fixed in versions 2.14.3 and 2.12.12.
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NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.3 and 2.12.12, an unauthenticated MQTT client could cause the server to retain large incomplete MQTT CONNECT packets before authentication completed, consuming server memory while the parser waited for the advertised MQTT packet length. This issue is fixed in versions 2.14.3 and 2.12.12.
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GitHub
[FIXED] MQTT partial CONNECT packets can exhaust pre-auth memory · nats-io/nats-server@bce9ef3
Reject MQTT packet whose length exceeds the client max payload
before buffering incomplete packets.
This prevents unauthenticated clients from advertising a large
CONNECT packet, sending most of i...
before buffering incomplete packets.
This prevents unauthenticated clients from advertising a large
CONNECT packet, sending most of i...
🚨 CVE-2026-58213
NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.1 and 2.12.9, an MQTT client could include protocol control characters in subscription filters that were later forwarded as NATS protocol data to route or leafnode connections, corrupting the forwarded protocol stream and allowing injection of unintended NATS protocol operations. This issue is fixed in versions 2.14.1 and 2.12.9.
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NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.1 and 2.12.9, an MQTT client could include protocol control characters in subscription filters that were later forwarded as NATS protocol data to route or leafnode connections, corrupting the forwarded protocol stream and allowing injection of unintended NATS protocol operations. This issue is fixed in versions 2.14.1 and 2.12.9.
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GitHub
Ensure invalid subject characters cannot be forwarded from MQTT to ot… · nats-io/nats-server@366837c
…her connection types
Signed-off-by: Neil Twigg <neil@nats.io>
Signed-off-by: Neil Twigg <neil@nats.io>
🚨 CVE-2026-58214
NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.3 and 2.12.12, an authenticated MQTT client could subscribe to the internal $MQTT.deliver.pubrel subject family, bypassing configured subscribe permissions and exposing MQTT QoS2 protocol metadata for sessions in the account. This issue is fixed in versions 2.14.3 and 2.12.12.
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NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.3 and 2.12.12, an authenticated MQTT client could subscribe to the internal $MQTT.deliver.pubrel subject family, bypassing configured subscribe permissions and exposing MQTT QoS2 protocol metadata for sessions in the account. This issue is fixed in versions 2.14.3 and 2.12.12.
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GitHub
[FIXED] Block MQTT subscribe to internal $MQTT.deliver.pubrel subjects · nats-io/nats-server@297b166
Signed-off-by: Maurice van Veen <github@mauricevanveen.com>