CWE-274: Improper Handling of Insufficient Privileges
The product does not handle or incorrectly handles when it has insufficient privileges to perform an operation, leading to resultant weaknesses.
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Overview
CWE-274 (Improper Handling of Insufficient Privileges) is a base-level software weakness catalogued by MITRE in the Common Weakness Enumeration (CWE). It describes a recurring type of mistake that can lead to exploitable security vulnerabilities.
Real-world CVEs
38 recorded CVEs are caused by CWE-274 (Improper Handling of Insufficient Privileges). The highest-severity and most recent are shown first. 3 new CWE-274 CVEs have been recorded so far in 2026 (5 in 2025).
- CVE-2025-20156
Cisco Meeting Management Client-Server Privilege Escalation Vulnerability
Critical · CVSS 9.9 · EPSS 66th2025-01-22 - CVE-2023-39375
SiberianCMS - CWE-274: Improper Handling of Insufficient Privileges
Critical · CVSS 9.8 · EPSS 47th2023-09-26 - CVE-2022-45101Critical · CVSS 9.8 · EPSS 55th2023-02-01