CVE-2026-76500
Cisco Application Policy Infrastructure Controller Hardening Release: October 2026 - Improper Control of a Resource Through its Lifetime Vulnerabilities
CVSS Score
9.8
EPSS Score
0.0%
EPSS Percentile
0th
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-2026-76500 are related to issues with improper control of a resource through its lifetime that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-664.
| CWE | CWE-664 |
| Vendor | cisco |
| Product | cisco application policy infrastructure controller (apic) |
| Ecosystems | |
| Industries | NetworkingTelecommunications |
| Published | Oct 7, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected 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)