The vulnerability CVE-2025-26885 affects Beaver Builder WordPress Assistant (version 1.5.1 and earlier) and involves deserialization of untrusted data, which can lead to object injection. This type of vulnerability occurs when the application deserializes data from an untrusted source without proper validation, potentially allowing attackers to inject malicious objects that alter program flow or cause unintended behavior. The vulnerability is publicly disclosed but lacks a CVSS score and patch information.

Successful exploitation of this vulnerability could allow an attacker to perform object injection attacks, potentially leading to unauthorized code execution or other malicious actions depending on the application's context. However, no known exploits in the wild have been reported, and the exact impact depends on how the deserialized data is used within the application.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should monitor Beaver Builder's communications for updates. Applying general best practices such as restricting access to the plugin and limiting input sources may reduce risk but are not specific mitigations for this vulnerability.