Advisoriesby IbisCiscoCVE-2026-76453
As part of Cisco's ongoing commitment to proactive security and product quality
No fix yet
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco NX-OS engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities.
The vulnerabilities tracked by CVE-2026-76453 are related to improper neutralization issues that are grouped under the Common Weakness Enumeration (CWE) CWE-707.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| Cisco NX-OS Software Product | <= 8.2(5) | No fix yet |
| <= 7.3(5)D1(1) | No fix yet | |
| <= 8.4(2) | No fix yet | |
| <= 8.4(3) | No fix yet | |
| Cisco NX-OS System Software in ACI Mode Product | <= 15.2(1g) | No fix yet |
| <= 15.2(2e) | No fix yet | |
| <= 15.2(2f) | No fix yet | |
| <= 15.2(2g) | No fix yet | |
| Cisco Unified Computing System (Managed) Product | <= 4.0(1a) | No fix yet |
| <= 4.1(1d) | No fix yet | |
| <= 4.0(4f) | No fix yet | |
| <= 4.0(4c) | No fix yet |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-707