WordPress security changelog
HIGH CVE-2025-64353 Deferred

Polylang: Code execution

Polylang is affected by code execution. Exposure depends on how the affected operation is made reachable by the site. Successful exploitation can run attacker-controlled code in the WordPress hosting account.

CVE / CNA score 8.8 CVSS 3.1 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
NVD score Pending NVD has not published its own CVSS assessment.
Component
Polylang
Plugin slug
polylang
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Oct 31, 2025
Weakness
CWE-502 — Deserialization of Untrusted Data

This CVE was published Oct 31, 2025 and is one of 3 known issues for this plugin.

What to do

Patch or disable the affected component.

Update Polylang to a release outside the affected range, or disable and remove it until a fixed version is available.

Source record

Technical description

Deserialization of Untrusted Data vulnerability in Chouby Polylang polylang allows Object Injection.This issue affects Polylang: from n/a through <= 3.7.3.

CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

Primary and upstream sources