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THREAT OPS › Threat News › [NVD] CVE-2026-20012 (HIGH 8.6) — A vulnerability in the Internet Key Exchange version 2 (IKEv2) feature of Cisco IOS Software, Cisco IOS XE Software, Cisco Secure Firewall Adaptive Security Appliance (ASA) Software, and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote at

[NVD] CVE-2026-20012 (HIGH 8.6) — A vulnerability in the Internet Key Exchange version 2 (IKEv2) feature of Cisco IOS Software, Cisco IOS XE Software, Cisco Secure Firewall Adaptive Security Appliance (ASA) Software, and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote at

lownvdPublished 2026-03-25

CVE-2026-20012 CVSS: 8.6 HIGH Published: 2026-03-25T16:16:10.957

A vulnerability in the Internet Key Exchange version 2 (IKEv2) feature of Cisco IOS Software, Cisco IOS XE Software, Cisco Secure Firewall Adaptive Security Appliance (ASA) Software, and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to trigger a memory leak, resulting in a denial

Indicators of compromise

CVE-2026-20012cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-20012