CVE-2026-76497

MediumCVSS 6.6/10Last modified Nov 7, 2026

Description

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Expressway Series software engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities.   The vulnerabilities tracked by CVE-2026-76497 are related to issues concerning insecure temporary files that are grouped under the Common Weakness Enumeration (CWE) Base CWE-377.

Metrics

CVSS 3.1 6.6/10CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:H

Weakness enumeration

CWE-377

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

Vendor	Product	Versions
Cisco	Cisco TelePresence Video Communication Server (VCS) Expressway	X8.11.2; X8.6; X8.11.3; X8.2.2; X8.8.3; X8.11.0; X12.5.2; X8.1.1; X8.9; X12.5.1; X12.5.6; X8.7.3; X12.6.0; X8.11.1; X8.5; X8.9.1; X8.10.2; X8.8.2; X8.5.3; X8.1

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-exwy-hardening-FhcqBVcs

Timeline

Published: Oct 21, 2026
Last modified: Nov 7, 2026
NVD status: Awaiting Analysis

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