CISA has added a Cisco Secure Firewall Management Center (FMC) vulnerability (CVE-2026-20316) to its Known Exploited Vulnerabilities catalog after confirmed zero-day exploitation. The flaw, with a CVSS score of 5.3, allows unauthenticated remote attackers to gain unauthorized access through static credentials, potentially exposing sensitive enterprise data.
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added a newly disclosed security flaw impacting Cisco Secure Firewall Management Center (FMC) Software to its Known Exploited Vulnerabilities (KEV) catalog, following reports of zero-day exploitation. The vulnerability, assigned CVE-2026-20316 (CVSS score: 5.3), could permit an unauthenticated, remote attacker to log
Originally published at thehackernews.com
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