CTI · reviewed · 2026-10-09

Cisco Patches a Dozen Critical Vulnerabilities

Full story & timeline

MITRE ATT&CK

• T1190 Exploit Public-Facing Application Initial Access

Indicators

No curated indicators tied to this case.

Detections

No detection content yet — case analysis did not yield signal-specific telemetry. Check back after the next daily CTI pass.

References

• https://www.securityweek.com/cisco-patches-a-dozen-critical-vulnerabilities/
• https://www.bleepingcomputer.com/news/security/cisco-warns-of-critical-flaws-allowing-nexus-switch-takeover/
• https://malware.news/t/cisco-security-advisory-av26-1020/126261#post_1
• https://radar.offseq.com/threat/a-vulnerability-in-the-vxlan-operation-administration-and-maintenance-oam-feature-of-cisco-nx-os-41bf2bad6a99d754
• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ngoam-rce-LWKQ4BU
• https://threataft.com/articles/cisco-october-2026-mega-roundup-ngoam-license-on-prem
• https://gbhackers.com/critical-cisco-nexus-switch-vulnerabilities/
• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-napi-rce-r2shwu2j
• https://malware.news/t/cisco-security-advisory-av26-1020/126261