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First seenOct 22, 2026
Last mentioned3d ago

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Cisco patches 34 flaws, including critical Expressway RCE CVE-2026-76466

Fixes include Expressway X15.5.20 and Snort 3.12.4.0; Cisco says none are known to be exploited.

SecurityWeekOct 22, 10:05 UTC · 3d agoVulnerabilityCVE-2026-76466 CVE-2026-76473 CVE-2026-76474+55 · 3 reads

Related CVEs

by mentions

CVE-2026-764749.8
Improper authentication in multiple Cisco UC products
published 4d agoCisco Emergency Responder
CVE-2026-764669.8
Unauthenticated root RCE in Cisco Expressway database service
published 4d agoCisco Expressway Series (Expressway-C and Expressway-E)
CVE-2026-764739.8
Resource lifetime issues in Cisco UC products (CWE-74)
published 4d agoCisco Emergency Responder
CVE-2026-764759.3
XSS in Cisco Unified Communications products
published 4d agoCisco Emergency Responder
CVE-2026-200439.0
Out-of-bounds write in Cisco open-source Snort 3
published 4d agoCisco Open Source Snort 3
CVE-2026-202367.5
Incorrect-calculation denial of service in Cisco Snort 3
published 4d agoCisco Open Source Snort 3 Software
CVE-2026-765057.5
Unauthenticated DoS in Cisco IOS XR IPv4 for-us handling
published 4d agoCisco IOS XR Software on ASR 9000 and 9900 Series Aggregation Services Routers and ASR 9902 and 9903 Compact High-Performance
CVE-2026-764625.5
A vulnerability in the interprocess communication (IPC) channel of the Secure Firewall Posture module in Cisco Secure Client could allow an authenticated…
published 4d ago

Appears with

Expressway Seriesproduct · 1
Unity Connectionproduct · 1
IOS XRproduct · 1
Snort 3product · 1
Secure Clientproduct · 1
Ciscovendor · 1

Entities are extracted by the model from each article. First seen Oct 22, 2026, last mentioned 3d ago. Watching keeps it in this browser only (no account); the watchlist page and dashboard alerts use it.