CVE-2025-31422: 
WordPress vulnerability analysis and mitigation

A Deserialization of Untrusted Data vulnerability was discovered in the designthemes Visual Art | Gallery WordPress Theme, identified as CVE-2025-31422. The vulnerability was initially reported on March 28, 2025, and publicly disclosed on July 15, 2025. This security issue affects all versions of the Visual Art | Gallery WordPress Theme through version 2.4. The vulnerability was discovered by Tran Nguyen Bao Khanh from VCI - VNPT Cyber Immunity (Patchstack).

The vulnerability is classified as a PHP Object Injection issue, stemming from the deserialization of untrusted data (CWE-502). It received a CVSS v3.1 Base Score of 8.8 (High), with the vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. The vulnerability requires Subscriber-level privileges to exploit (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 8.8 indicates that this vulnerability is considered highly dangerous and is expected to become mass exploited (Patchstack).

As of the disclosure date, no official fix is available for this vulnerability. However, Patchstack has issued a virtual patch to mitigate the issue by blocking potential attacks until an official fix becomes available. Website administrators are advised to implement the virtual patch immediately to protect their installations (Patchstack).