CVE-2026-76529
Critical · 9.8CVSS
9.8
EPSS
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Published
Oct 21, 2026
CISA due date
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The record
As part of Cisco's ongoing commitment to proactive security and product quality, Cisco 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-2026-76529 are related to improper protection of alternate path and are grouped under the Common Weakness Enumeration (CWE) CWE-424.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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Related vulnerabilities
- CVE-2026-89419 OpenStack Ironic before 39.0.1 sometimes allows a user to change the maintenance setting… CWE-424
- CVE-2026-114659 Grav Flex Objects plugin 1.4.0 before 1.4.17 contains an authorization bypass because its… CWE-424
- CVE-2026-82754 Improper Protection of Alternate Path vulnerability in ash-project… CWE-424
- CVE-2026-82586 Improper Protection of Alternate Path vulnerability in ash-project ash_lua allows a… CWE-424
- CVE-2026-86145 PCRE2 before 10.48 allows a pcre2_dfa_match out-of-bounds write because reuse of a cached… CWE-424
- CVE-2026-58428 Release attachment extension allowlist bypass via web release edit form (variant of… CWE-424
- CVE-2026-66756 Improper Protection of Alternate Path vulnerability in Apache Tika. CWE-424
- CVE-2026-54423 In OpenStack Ironic before 37.0.1, an Ironic user with the ability to deploy nodes using… CWE-424