CVE-2026-76490
Last modified
CVE-2026-76490 is a high-severity vulnerability rated 8.6/10 on the CVSS scale. 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.
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-2026-76490 are related to issues concerning out-of-bounds writes that are grouped under the Common Weakness Enumeration (CWE) Base CWE-787.
Metrics
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). 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; 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
Timeline
- Published
- Last Modified
- Status
- Awaiting Analysis
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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