Polylang vulnerabilities

3 known CVE vulnerabilities in Polylang, translated and rated.

CVE-2026-39783Medium
Missing Authorization vulnerability in WP SYNTEX Polylang allows retrieving embedded sensitive data. This issue affects Polylang from n/a through 3.8.7.
CVE-2026-97279Medium
The Polylang plugin in versions up to and including 3.8.9 contains a Cross Site Scripting (XSS) vulnerability exploitable by a user with Contributor privileges. This enables injection of a malicious script into the site.
CVE-2026-65458Medium
A vulnerability in Polylang and Polylang Pro (up to version 3.8.5) allows exposure of sensitive system information to unauthorized control spheres, enabling retrieval of embedded sensitive data.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS