CVE-2026-65458

WordPress Polylang and Polylang Pro plugins <= 3.8.5 - Sensitive Data Exposure vulnerability

Published Jul 23, 2026 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Description
Exposure of Sensitive System Information to an Unauthorized Control Sphere vulnerability in Chouby Polylang and Chouby Polylang Pro allows Retrieve Embedded Sensitive Data.

This issue affects Polylang: through 3.8.5; Polylang Pro: through 3.8.5.

Remediation

Vendor Solution

Update the WordPress Polylang plugin to the latest available version (at least 3.8.6).

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Description Contributor Sensitive Data Exposure in Polylang <= 3.8.5 versions. Exposure of Sensitive System Information to an Unauthorized Control Sphere vulnerability in Chouby Polylang and Chouby Polylang Pro allows Retrieve Embedded Sensitive Data. This issue affects Polylang: through 3.8.5; Polylang Pro: through 3.8.5.
Title WordPress Polylang plugin <= 3.8.5 - Sensitive Data Exposure vulnerability WordPress Polylang and Polylang Pro plugins <= 3.8.5 - Sensitive Data Exposure vulnerability
Type Values Removed Values Added
First Time appeared Chouby
Chouby polylang
Wordpress
Wordpress wordpress
Vendors & Products Chouby
Chouby polylang
Wordpress
Wordpress wordpress
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Contributor Sensitive Data Exposure in Polylang <= 3.8.5 versions.
Title WordPress Polylang plugin <= 3.8.5 - Sensitive Data Exposure vulnerability
Weaknesses CWE-497
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Aug 6, 2026, 9:51 AM
Reserved
Jul 22, 2026, 8:53 AM
Status
Deferred
Published
Jul 23, 2026, 12:18 PM
Modified
Oct 24, 2026, 1:10 PM