CVE-2026-76464 — As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco networking engineering team has conducted a comprehensiv…
Description
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco networking engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by this CVE-2026-76464 are related to buffer management issues that are grouped under the Common Weakness Enumeration (CWE) CWE-119.
CVSS v3.1 base metrics
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:HCritical severity
Band computed from the CVSS base score, not the source's own label — so it means the same thing across every feed.
AV
Adjacent Network
Attack Vector
AC
Low
Attack Complexity
PR
None
Privileges Required
UI
None
User Interaction
S
Changed
Scope
C
High
Confidentiality
I
High
Integrity
A
High
Availability
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