CISA added CVE-2026-96656, a file path control flaw in Plex Media Server, to its Known Exploited Vulnerabilities catalog on October 20, 2026. CISA set an October 23 deadline for federal agencies to apply fixes.
CVE-2026-96656 allows arbitrary file writes by admin users.
Organizations must patch by October 23, 2026.
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CISA added CVE-2026-106931, an OS command injection flaw in EG Secure Solutions' SiteGuard Server Edition, to its Known Exploited Vulnerabilities catalog on October 20, 2026, with an October 23 deadline. The flaw may let an attacker run OS commands with root or SYSTEM privileges.
CISA added AhsayCBS flaws CVE-2026-105134 and CVE-2026-105133 to its Known Exploited Vulnerabilities catalog on October 14, with an October 17 deadline for federal agencies. Attackers are chaining them to plant webshells and cryptominers, and Ahsay says its first patches did not fully fix them.
CISA added CVE-2026-110936, a DLL search path flaw in Siemens Software Center, to its Known Exploited Vulnerabilities catalog on October 20, 2026, with a November 3 deadline. The flaw lets authenticated local attackers run arbitrary code through a crafted DLL.
Adobe Acrobat for Edge versions up to 154.0.4258.37 contain an out-of-bounds write flaw, CVE-2026-100134, that can allow code execution when a user opens a malicious file. Version 154.0.4258.48 is listed as unaffected. Adobe, as CNA, rates it CVSS 3.1 8.8.
Nikkei disclosed that attackers using stolen credentials accessed about 1.83 million records on October 7, which BleepingComputer counts as its third breach disclosure in about a month. The company reported no evidence of misuse as of October 16 and said affected individuals will receive direct notifications.
