CVE-2026-76499
Last modified
CVE-2026-76499 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Application Policy Infrastructure Controller (APIC) 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-2026-76499 are related to improper neutralization issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-707. . EPSS estimates a 0.31% chance of exploitation in the next 30 days.
Description
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Application Policy Infrastructure Controller (APIC) 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-2026-76499 are related to improper neutralization issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-707.
Metrics
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Cisco Application Policy Infrastructure Controller (APIC) | 5.2(1g); 5.2(2e); 5.2(2f); 5.2(2g); 5.2(2h); 5.2(3f); 5.2(3e); 5.2(3g); 5.2(4d); 5.2(4e); 5.2(5d); 5.2(5c); 6.0(1g); 5.2(5e); 5.2(4f); 5.2(6e); 6.0(1j); 5.2(6g); 5.2(7f); 5.2(7g); 6.0(2h); 5.2(6h); 5.2(4h); 5.2(8d); 6.0(2j); 5.2(8e); 6.0(3d); 6.0(3e); 5.2(8f); 5.2(8g); 5.3(1d); 5.2(8h); 6.0(4c); 5.3(2a); 5.2(8i); 6.0(5h); 5.3(2b); 6.0(3g); 6.0(5j); 5.3(2c); 6.0(6c); 6.1(1f); 6.0(7e); 5.3(2d); 6.0(8d); 6.0(8e); 6.1(2f); 6.0(8f); 5.3(2e); 6.1(2g); 5.3(2f); 6.0(9c); 6.1(3f); 6.0(9d); 6.0(6g); 6.0(6h); 6.0(8h); 6.1(3g); 6.1(4h); 6.0(9e); 6.1(5e); 6.2(1f); 6.2(1g); 6.0(9f); 6.2(2e) |
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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