Improper Link Resolutions in Cisco Expressway Series Software
CVE-2026-76496

7HIGH

Key Information:

Vendor

Cisco
Status
Cisco Telepresence Video Communication Server (vcs) Expressway
Vendor
CVE Published:
21 October 2026

Badges

👾 Exploit Exists

What is CVE-2026-76496?

The Cisco Expressway Series software has been identified to have vulnerabilities related to improper link resolutions. These vulnerabilities stem from a rigorous internal security review conducted by Cisco, leading to the implementation of software hardening releases. This addresses issues categorized under the Common Weakness Enumeration (CWE-59), ensuring that systems utilizing the Cisco Expressway Series can operate securely. Users should implement the latest software updates to protect against potential exploitation.

Affected Version(s)

Cisco TelePresence Video Communication Server (VCS) Expressway X8.11.2

Cisco TelePresence Video Communication Server (VCS) Expressway X8.6

Cisco TelePresence Video Communication Server (VCS) Expressway X8.11.3

References

https://sec.cloudapps.cisco.com/security/center/content/C...

CVSS V3.1

Score:
7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.