CVE-2026-76527
Low risk· EPSS 3%Exploitation Probability (EPSS)
Low risk3th percentile - higher than 3% of all known CVEs
Summary
Cisco conducted a comprehensive internal security review resulting in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76527 relate to improper check or handling of exceptional conditions and are grouped under CWE-703.
Risk Assessment
Improper handling of exceptional conditions may lead to unexpected behavior or crashes in the Cisco product, potentially allowing an attacker to destabilize the service.
Recommendation
Apply the Cisco hardening release containing fixes for CVE-2026-76527 and monitor Cisco security advisories for further details.
Other vulnerabilities in Cisco
See all- CVE-2026-76531Critical
Cisco's internal security review discovered multiple vulnerabilities related to files or directories accessible to external parties (CWE-552). Fixes were released as part of a software hardening update.
- CVE-2026-76302Critical
Cisco's internal security review discovered multiple vulnerabilities related to improper neutralization (CWE-707). Fixes were released as part of a software hardening update.
- CVE-2026-76299Critical
Cisco conducted an internal security review resulting in a software hardening release. The vulnerabilities tracked by this CVE relate to improper access control and are classified under CWE-284.
- CVE-2026-76285Critical
As part of Cisco's internal security review, a software hardening release was issued that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked as CVE-2026-76285 relate to improper adherence to coding standards and are grouped under CWE-710.
- CVE-2026-76284Critical
As part of Cisco's internal security review, a software hardening release was issued that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked as CVE-2026-76284 relate to improper neutralization and are grouped under CWE-707.
- CVE-2026-76530High
Cisco conducted an internal security review resulting in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76530 relate to the use of non-canonical URL paths for authorization decisions (CWE-647).
- CVE-2026-76529Low risk· EPSS 6%
Cisco conducted an internal security review resulting in a software hardening release that addresses multiple internally discovered vulnerabilities. CVE-2026-76529 relates to improper protection of alternate path (CWE-424).
- CVE-2026-76528Low risk· EPSS 3%
Cisco conducted a comprehensive internal security review resulting in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76528 relate to protection mechanism failure and are grouped under CWE-693.
- CVE-2026-76526Low risk· EPSS 6%
Cisco conducted an internal security review resulting in a software hardening release that addresses multiple internally discovered vulnerabilities. CVE-2026-76526 relates to improper neutralization (CWE-707).
- CVE-2026-76408Low risk· EPSS 6%
Cisco conducted an internal security review resulting in a software hardening release that addresses multiple internally discovered vulnerabilities. CVE-2026-76408 relates to improper control of a resource through its lifetime (CWE-664).
Original NVD description (English source)
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-2026-76527 are related to improper check or handling of exceptional conditions and are grouped under the Common Weakness Enumeration (CWE) CWE-703.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS