🔐 CVE Alert

CVE-2026-76435

MEDIUM 5.3

Cisco Expressway Series Information Disclosure Vulnerability

CVSS Score
5.3
EPSS Score
0.0%
EPSS Percentile
0th

A vulnerability in Cisco Expressway Series could allow an unauthenticated, remote attacker to obtain sensitive information from an affected device. This vulnerability is due to insufficient authorization checks of HTTP requests during Mobile and Remote Access (MRA) provisioning. An attacker could exploit this vulnerability by submitting a crafted URL request to an affected device. A successful exploit could allow the attacker to access sensitive information that they would otherwise not have authorization to access. Note: Cisco Expressway Series refers to Cisco Expressway Core (Expressway-C) devices and Cisco Expressway Edge (Expressway-E) devices.

CWE CWE-497
Vendor cisco
Product cisco telepresence video communication server (vcs) expressway
Ecosystems
Industries
NetworkingTelecommunications
Published Oct 21, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

Affected 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 X8.9.2 X8.11.4 X12.5.4 X8.8.1 X8.2.1 X8.5.1 X8.6.1 X8.1.2 X8.8 X8.10.0 X12.5.3 X8.10.1 X12.5.7 X8.10.3 X8.7.1 X8.2 X12.5.8 X8.7 X8.5.2 X12.5.9 X12.5.0 X8.10.4 X8.7.2 X12.5.5 X12.6.1 X12.6.2 X12.6.3 X12.6.4 X12.7.0 X12.7.1 X14.0.0 X14.0.1 X14.0.2 X14.0.3 X14.0.4 X14.0.5 X14.0.6 X14.0.7 X14.0.8 X14.2.0 X14.0.9 X14.2.1 X14.2.2 X14.0.11 X14.2.5 X14.0.10 X14.2.6 X14.2.7 X14.3.0 X14.3.1 X14.3.2 X14.3.3 X15.0.0 X14.3.4 X14.3.5 X15.0.1 X15.0.2 X15.0.3 X14.3.6 X15.2.0 X15.2.1 X15.2.2 X15.2.3 X14.3.7 X15.2.4. X15.2.4 X15.3.0 X15.3.1 X15.3.2 X15.4.0 X15.5.0 X15.5.1 X15.5.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗
sec.cloudapps.cisco.com: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-expressway-inf-disc-vvYqgSTS