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Over 30% of Log4J apps use a vulnerable version of the library

Roughly 38% of applications using the Apache Log4j library are using a version vulnerable to security issues, including Log4Shell, a critical vulnerability identified as CVE-2021-44228 that carries the maximum severity rating, despite patches being available for more than two years. [...]

https://www.bleepingcomputer.com/news/security/over-30-percent-of-log4j-apps-use-a-vulnerable-version-of-the-library/
Kelvin Security hacking group leader arrested in Spain

The Spanish police have arrested one of the alleged leaders of the 'Kelvin Security' hacking group, which is believed to be responsible for 300 cyberattacks against organizations in 90 countries since 2020. [...]

https://www.bleepingcomputer.com/news/security/kelvin-security-hacking-group-leader-arrested-in-spain/
Counter-Strike 2 HTML injection bug exposes players’ IP addresses

Valve has reportedly fixed an HTML injection flaw in Counter-Strike 2 that was heavily abused today to inject images into games and obtain other players' IP addresses. [...]

https://www.bleepingcomputer.com/news/security/counter-strike-2-html-injection-bug-exposes-players-ip-addresses/
Over 1,450 pfSense servers exposed to RCE attacks via bug chain

Roughly 1,450 pfSense instances exposed online are vulnerable to command injection and cross-site scripting flaws that, if chained, could enable attackers to perform remote code execution on the appliance. [...]

https://www.bleepingcomputer.com/news/security/over-1-450-pfsense-servers-exposed-to-rce-attacks-via-bug-chain/
Cloud engineer gets 2 years for wiping ex-employer’s code repos

Miklos Daniel Brody, a cloud engineer, was sentenced to two years in prison and a restitution of $529,000 for wiping the code repositories of his former employer in retaliation for being fired by the company.  [...]

https://www.bleepingcomputer.com/news/security/cloud-engineer-gets-2-years-for-wiping-ex-employers-code-repos/
Ukraine's largest mobile carrier Kyivstar down following cyberattack

Kyivstar, Ukraine's largest telecommunications service provider serving over 25 million mobile and home internet subscribers, has suffered a cyberattack impacting mobile and data services. [...]

https://www.bleepingcomputer.com/news/security/ukraines-largest-mobile-carrier-kyivstar-down-following-cyberattack/
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Hackers are exploiting critical Apache Struts flaw using public PoC

Hackers are attempting to leverage a recently fixed critical vulnerability (CVE-2023-50164) in Apache Struts that leads to remote code execution, in attacks that rely on publicly available proof-of-concept exploit code. [...]

https://www.bleepingcomputer.com/news/security/hackers-are-exploiting-critical-apache-struts-flaw-using-public-poc/
CISA: Russian hackers target TeamCity servers since September

CISA and partner cybersecurity agencies and intelligence services warned that the APT29 hacking group linked to Russia's Foreign Intelligence Service (SVR) has been targeting unpatched TeamCity servers in widespread attacks since September 2023. [...]

https://www.bleepingcomputer.com/news/security/cisa-russian-hackers-target-teamcity-servers-since-september/