Cisco Expressway Series Software Hardening Release: October 2026 - Insecure Temporary File Vulnerabilities (Cisco Cisco TelePresence Video Communication Server (VCS) Expressway)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.16 % · percentile 5 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- cisco
- NVD status
- Awaiting Analysis
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.
Weaknesses (CWE)
- CWE-377 — DEPRECATED: Insecure Temporary File
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 6.6 | CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:H | cisco |
| CVSS 3.1 | MEDIUM 6.6 | CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:H | NVD · psirt@cisco.com (Secondary) |
European references
- ENISA EUVD · EUVD-2026-107360
- GCVE · GCVE-0-2026-76497
CERT-FR advisories
- CERTFR-2026-AVI-1360 — Multiples vulnérabilités dans les produits Cisco · cert.ssi.gouv.fr
Affected products
| Product | Versions |
|---|---|
| Cisco · Cisco TelePresence Video Communication Server (VCS) Expressway | affected X8.11.2 ; affected X8.6 ; affected X8.11.3 ; affected X8.2.2 ; affected X8.8.3 ; affected X8.11.0 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |