CVE-2025-69313
Published: 22 January 2026
Summary
CVE-2025-69313 is a high-severity Missing Authorization (CWE-862) vulnerability. Its CVSS base score is 7.5 (High).
Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 18.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
The strongest mitigations our analysis identified are NIST 800-53 AC-3 (Access Enforcement) and SI-2 (Flaw Remediation).
Deeper analysis
CVE-2025-69313 is a missing authorization vulnerability (CWE-862) in the WPXPO PostX ultimate-post WordPress plugin. The flaw allows exploitation of incorrectly configured access control security levels and affects all versions of PostX from n/a through 5.0.3. It carries a CVSS v3.1 base score of 7.5 (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N), indicating high severity due to network accessibility, low attack complexity, and significant confidentiality impact.
Unauthenticated attackers can exploit this vulnerability remotely without user interaction or privileges. Exploitation enables high confidentiality impact, allowing unauthorized access to sensitive data protected by the plugin's access controls.
The Patchstack advisory at https://patchstack.com/database/Wordpress/Plugin/ultimate-post/vulnerability/wordpress-postx-plugin-5-0-3-broken-access-control-vulnerability?_s_id=cve details this broken access control issue in the WordPress PostX plugin up to version 5.0.3. Security practitioners should review this reference for specific mitigation steps and patch availability.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2026-3892
Vulnerability details
Missing Authorization vulnerability in WPXPO PostX ultimate-post allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects PostX: from n/a through <= 5.0.3.
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
Missing authorization (CWE-862) in public-facing WordPress plugin directly enables remote unauthenticated exploitation of web application access controls (T1190).
CVEs Like This One
Affected Assets
Mitigating Controls
Mitigating Controls (NIST 800-53 r5) AI
Enforces approved authorizations for access to information and resources, directly preventing unauthenticated exploitation of the missing authorization checks in the PostX plugin.
Establishes and enforces secure configuration settings for plugins like PostX, mitigating exploitation of incorrectly configured access control security levels.
Requires timely remediation of flaws such as CVE-2025-69313 in the PostX plugin up to version 5.0.3, eliminating the missing authorization vulnerability.