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Vulnerability DatabaseCVE-2025-11983
CVE-2025-11983:
WordPress vulnerability analysis and mitigation
Overview
The WP Discourse plugin for WordPress contains an Information Exposure vulnerability (CVE-2025-11983) affecting all versions up to and including 2.5.9. The vulnerability was discovered by Jonas Benjamin Friedli and disclosed on October 31, 2025 (NVD).
Technical details
The vulnerability stems from the plugin unconditionally sending Discourse API credentials (Api-Key and Api-Username headers) to any host specified in a post's discourse_permalink custom field during comment synchronization. The vulnerability has been assigned a CVSS v3.1 Base Score of 4.3 (Medium) with the vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N. The weakness is categorized as CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor) (NVD).
Impact
This vulnerability allows authenticated attackers with author-level access or higher to exfiltrate sensitive Discourse API credentials to attacker-controlled servers. Additionally, attackers can potentially query internal services and perform further attacks using the exposed credentials (NVD).
Additional resources
Source: This report was generated using AI
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