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Status published
High
CVE-2025-64353
WordPress Polylang plugin <= 3.7.3 - Deserialization of untrusted data vulnerability
Vulnerability Description
Deserialization of Untrusted Data vulnerability in Chouby Polylang polylang allows Object Injection.This issue affects Polylang: from n/a through <= 3.7.3.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Phat RiO | Patchstack Bug Bounty Program
Affected Vendor
Chouby
View all reports →Affected Software
Polylang
Vulnerable Versions:
0
Timeline
Official Publish:
October 31st, 2025
Last Modified:
April 28th, 2026
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H