CVE-2025-2881: 
WordPress vulnerability analysis and mitigation

The Developer Toolbar plugin for WordPress contains a Sensitive Information Exposure vulnerability (CVE-2025-2881) affecting all versions up to and including 1.0.3. The vulnerability was disclosed on April 11, 2025, and involves a publicly accessible phpinfo.php script that could expose sensitive system information (NVD Database).

The vulnerability is classified as CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor) with a CVSS v3.1 Base Score of 5.3 (MEDIUM). The attack vector is characterized as Network (AV:N) with Low attack complexity (AC:L), requiring No privileges (PR:N) and No user interaction (UI:N). The scope is Unchanged (S:U) with Low confidentiality impact (C:L), No integrity impact (I:N), and No availability impact (A:N) (NVD Database).

The vulnerability allows unauthenticated attackers to view potentially sensitive information contained in the exposed phpinfo.php file, which could reveal critical system configuration details and potentially aid in further attacks (NVD Database).

The plugin has been temporarily closed as of April 10, 2025, pending a full security review. Users are advised to disable and remove the plugin until a patched version is released (WordPress Plugin).