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Cisco FMC CVE-2026-20079 Actively Exploited

medsocradar_blogPublished 2026-09-10

<h1>Cisco FMC CVE-2026-20079 Actively Exploited</h1> <p>Cisco has confirmed active exploitation of <strong>CVE-2026-20079</strong>, a critical authentication bypass vulnerability in Cisco Secure Firewall Management Center (FMC) with a maximum <strong>CVSS score of 10.0</strong>.</p> <p>The flaw allows an unauthenticated <a href="https://socradar.io/glossary/remote-code-execution-rce/">remote attac

MITRE ATT&CK techniques

Indicators of compromise

Original source: https://socradar.io/blog/cisco-fmc-cve-2026-20079-actively-exploited/