CVE-2025-24671: 
WordPress vulnerability analysis and mitigation

A Deserialization of Untrusted Data vulnerability (CVE-2025-24671) was discovered in the Pdfcrowd Save as PDF WordPress plugin. The vulnerability affects versions through 4.4.0 of the Save as PDF plugin by Pdfcrowd. The issue was initially reported on December 22, 2024, and was publicly disclosed on January 27, 2025 (Patchstack).

The vulnerability is classified as a PHP Object Injection issue (CWE-502) that allows for object injection through untrusted data deserialization. The severity of this vulnerability has been assessed with a CVSS v3.1 Base Score of 9.8 CRITICAL (Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H), indicating the highest level of severity (Patchstack).

The vulnerability could potentially allow malicious actors to execute code injection, SQL injection, path traversal, and denial of service attacks if a proper POP chain is present. The high CVSS score of 9.8 indicates that this vulnerability is highly dangerous and is expected to become mass exploited (Patchstack).

Users are advised to update to version 4.4.1 or later of the Save as PDF plugin by Pdfcrowd, which contains the fix for this vulnerability. Patchstack has issued a virtual patch to mitigate this issue by blocking any attacks until users can update to a fixed version (Patchstack).