CVE-2026-76302

9.9 CRITICAL

Published 2026-10-21 · Updated 2026-10-22

AI risk analysis

Summary: Improper neutralization of input in Cisco software, classified under CWE-707, allowing potential bypass of security mechanisms and enabling attackers to manipulate system behavior.
Exploitability: Exploitation requires low privileges (PR:L) and no user interaction (UI:N), with network accessibility (AV:N), making it moderately accessible to authenticated attackers.
Blast radius: Successful exploitation could lead to high impact across confidentiality, integrity, and availability (C:H/I:H/A:H), potentially enabling full system compromise within a compromised session context (S:C).
Detection: No reliable host or network indicator is derivable from the published description.
Prioritized remediation: Apply the Cisco software hardening release that specifically addresses CVE-2026-76302; since no fixed version is named in the description, follow Cisco’s official security advisory for exact patch instructions and prioritize deployment immediately.

cwe-707input-sanitizationsecurity-bypasshardening

Analysis generated locally by garnet-coder (no data left the box). AI-assisted — verify against primary sources before acting.

NVD description

As part of Cisco's ongoing commitment to proactive security and product quality, Cisco 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 CVE-2026-76302 are related to improper neutralization and are grouped under the Common Weakness Enumeration (CWE) CWE-707.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Weaknesses

CWE-707

All references

https://advisory.splunk.com/advisories/SVD-2026-1008

Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.

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