The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday added a high-severity flaw in Adobe Acrobat Reader to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation.
Tracked as CVE-2023-21608 (CVSS score: 7.8), the vulnerability has been described as a use-after-free bug that can be exploited to achieve remote code execution (RCE) with the privileges of the current user.
A patch for the flaw was released by Adobe in January 2023. HackSys security researchers Ashfaq Ansari and Krishnakant Patil were credited with discovering and reporting the flaw.
