MSRC Reports
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Microsoft Security Response Center Reports
(Unofficial).

Reports usually come in bursts, because that's just how Microsoft releases them.
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CVE-2026-23942 SFTP root escape via component-agnostic prefix check in ssh_sftpd

Information published.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23942
CVE-2026-32249 NFA regex engine NULL pointer dereference affects Vim < 9.2.0137

Information published.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32249
CVE-2026-23943 Pre-auth SSH DoS via unbounded zlib inflate

Information published.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23943
CVE-2026-23941 Request smuggling via first-wins Content-Length parsing in inets httpd

Information published.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23941
CVE-2026-23069 vsock/virtio: fix potential underflow in virtio_transport_get_credit()

Information published.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23069
CVE-2026-1703 Limited path traversal when installing wheel archives

Information published.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-1703
CVE-2026-23066 rxrpc: Fix recvmsg() unconditional requeue

Information published.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23066
CVE-2025-71239 audit: add fchmodat2() to change attributes class

Information published.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-71239
CVE-2026-23241 audit: add missing syscalls to read class

Information published.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23241
CVE-2026-27459 pyOpenSSL DTLS cookie callback buffer overflow

Information published.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-27459
CVE-2026-27448 pyOpenSSL allows TLS connection bypass via unhandled callback exception in set_tlsext_servername_callback

Information published.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-27448
CVE-2025-71265 fs: ntfs3: fix infinite loop in attr_load_runs_range on inconsistent metadata

Information published.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-71265
CVE-2026-23247 tcp: secure_seq: add back ports to TS offset

Information published.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23247
CVE-2026-23246 wifi: mac80211: bounds-check link_id in ieee80211_ml_reconfiguration

Information published.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23246
CVE-2026-23248 perf/core: Fix refcount bug and potential UAF in perf_mmap

Information published.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23248