Medium
Cisco Expressway Series Software Hardening Release: October 2026 - Insecure Temporary File Vulnerabilities
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.
Announced Source revision 1
Original source ↗CVE-2026-76497
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-76497
Cisco TelePresence Video Communication Server (VCS) Expressway
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"vendor": "Cisco",
"product": "Cisco TelePresence Video Communication Server (VCS) Expressway",
"versions": [
{
"status": "affected",
"version": "X8.11.2"
},
{
"status": "affected",
"version": "X8.6"
},
{
"status": "affected",
"version": "X8.11.3"
},
{
"status": "affected",
"version": "X8.2.2"
},
{
"status": "affected",
"version": "X8.8.3"
},
{
"status": "affected",
"version": "X8.11.0"
},
{
"status": "affected",
"version": "X12.5.2"
},
{
"status": "affected",
"version": "X8.1.1"
},
{
"status": "affected",
"version": "X8.9"
},
{
"status": "affected",
"version": "X12.5.1"
},
{
"status": "affected",
"version": "X12.5.6"
},
{
"status": "affected",
"version": "X8.7.3"
},
{
"status": "affected",
"version": "X12.6.0"
},
{
"status": "affected",
"version": "X8.11.1"
},
{
"status": "affected",
"version": "X8.5"
},
{
"status": "affected",
"version": "X8.9.1"
},
{
"status": "affected",
"version": "X8.10.2"
},
{
"status": "affected",
"version": "X8.8.2"
},
{
"status": "affected",
"version": "X8.5.3"
},
{
"status": "affected",
"version": "X8.1"
},
{
"status": "affected",
"version": "X8.9.2"
},
{
"status": "affected",
"version": "X8.11.4"
},
{
"status": "affected",
"version": "X12.5.4"
},
{
"status": "affected",
"version": "X8.8.1"
},
{
"status": "affected",
"version": "X8.2.1"
},
{
"status": "affected",
"version": "X8.5.1"
},
{
"status": "affected",
"version": "X8.6.1"
},
{
"status": "affected",
"version": "X8.1.2"
},
{
"status": "affected",
"version": "X8.8"
},
{
"status": "affected",
"version": "X8.10.0"
},
{
"status": "affected",
"version": "X12.5.3"
},
{
"status": "affected",
"version": "X8.10.1"
},
{
"status": "affected",
"version": "X12.5.7"
},
{
"status": "affected",
"version": "X8.10.3"
},
{
"status": "affected",
"version": "X8.7.1"
},
{
"status": "affected",
"version": "X8.2"
},
{
"status": "affected",
"version": "X12.5.8"
},
{
"status": "affected",
"version": "X8.7"
},
{
"status": "affected",
"version": "X8.5.2"
},
{
"status": "affected",
"version": "X12.5.9"
},
{
"status": "affected",
"version": "X12.5.0"
},
{
"status": "affected",
"version": "X8.10.4"
},
{
"status": "affected",
"version": "X8.7.2"
},
{
"status": "affected",
"version": "X12.5.5"
},
{
"status": "affected",
"version": "X12.6.1"
},
{
"status": "affected",
"version": "X12.6.2"
},
{
"status": "affected",
"version": "X12.6.3"
},
{
"status": "affected",
"version": "X12.6.4"
},
{
"status": "affected",
"version": "X12.7.0"
},
{
"status": "affected",
"version": "X12.7.1"
},
{
"status": "affected",
"version": "X14.0.0"
},
{
"status": "affected",
"version": "X14.0.1"
},
{
"status": "affected",
"version": "X14.0.2"
},
{
"status": "affected",
"version": "X14.0.3"
},
{
"status": "affected",
"version": "X14.0.4"
},
{
"status": "affected",
"version": "X14.0.5"
},
{
"status": "affected",
"version": "X14.0.6"
},
{
"status": "affected",
"version": "X14.0.7"
},
{
"status": "affected",
"version": "X14.0.8"
},
{
"status": "affected",
"version": "X14.2.0"
},
{
"status": "affected",
"version": "X14.0.9"
},
{
"status": "affected",
"version": "X14.2.1"
},
{
"status": "affected",
"version": "X14.2.2"
},
{
"status": "affected",
"version": "X14.0.11"
},
{
"status": "affected",
"version": "X14.2.5"
},
{
"status": "affected",
"version": "X14.0.10"
},
{
"status": "affected",
"version": "X14.2.6"
},
{
"status": "affected",
"version": "X14.2.7"
},
{
"status": "affected",
"version": "X14.3.0"
},
{
"status": "affected",
"version": "X14.3.1"
},
{
"status": "affected",
"version": "X14.3.2"
},
{
"status": "affected",
"version": "X14.3.3"
},
{
"status": "affected",
"version": "X15.0.0"
},
{
"status": "affected",
"version": "X14.3.4"
},
{
"status": "affected",
"version": "X14.3.5"
},
{
"status": "affected",
"version": "X15.0.1"
},
{
"status": "affected",
"version": "X15.0.2"
},
{
"status": "affected",
"version": "X15.0.3"
},
{
"status": "affected",
"version": "X14.3.6"
},
{
"status": "affected",
"version": "X15.2.0"
},
{
"status": "affected",
"version": "X15.2.1"
},
{
"status": "affected",
"version": "X15.2.2"
},
{
"status": "affected",
"version": "X15.2.3"
},
{
"status": "affected",
"version": "X14.3.7"
},
{
"status": "affected",
"version": "X15.2.4."
},
{
"status": "affected",
"version": "X15.2.4"
},
{
"status": "affected",
"version": "X15.3.0"
},
{
"status": "affected",
"version": "X15.3.1"
},
{
"status": "affected",
"version": "X15.3.2"
},
{
"status": "affected",
"version": "X15.4.0"
},
{
"status": "affected",
"version": "X15.5.0"
},
{
"status": "affected",
"version": "X15.5.1"
},
{
"status": "affected",
"version": "X15.5.2"
},
{
"status": "affected",
"version": "X15.5.3"
}
],
"defaultStatus": "unknown"
}
]- Related CVEs
- CVE-2026-76497
Source reference:
/cveMetadata/cveId
Publisher severity
medium
Source reference: /containers/cna/metrics
- Event
- #50261 · Revision 1
- Added to Heist Feed
- Publisher date