PLUGIN SECURITY
Is Polylang safe?
Go multilingual in a simple and efficient way. Keep writing posts and taxonomy terms as usual while defining their languages all at once.
What this plugin does
- Slug:
polylang - Author: Chouby
- 800000+ active installs
- 94/100 rating (2981 reviews on wordpress.org)
- 28495604 all-time downloads
- On WordPress.org since 2011-09-22
languagelocalizationmultilingualtranslatetranslation
Maintenance status
- Latest known version: 3.8.6
- Last updated: 2026-08-17 7:30am GMT
- Tested up to WordPress: 7.1
- Requires PHP: 7.4+
- Max supported PHP (analyzed): 8.4
Known vulnerabilities
3 known CVEs on file for Polylang. Reported between 2014 and 2025.
| CVE | Vulnerability | Type | Severity | Affected | Fixed in | Published | Status |
|---|---|---|---|---|---|---|---|
| CVE-2025-64353 | Polylang [polylang] < 3.7.4 | Deserialization of Untrusted Data | High 8.8 | < 3.7.4 | 3.7.4 | 2025-10-28 | ✓ fixed in latest |
| CVE-2026-65458 | Polylang [polylang] < 3.8.6 | Exposure of Sensitive System Information to an Unauthorized Control Sphere | Medium 4.3 | < 3.8.6 | 3.8.6 | 2025-10-28 | ✓ fixed in latest |
| — | Polylang [polylang] < 2.5.1 | — | Unknown | < 2.5.1 | 2.5.1 | 2019-01-16 | ✓ fixed in latest |
| CVE-2014-4855 | Polylang [polylang] < 1.5.2 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | Unknown | < 1.5.2 | 1.5.2 | 2014-07-10 | ✓ fixed in latest |
| — | Polylang [polylang] < 2.5.1 | — | Unknown | < 2.5.1 | 2.5.1 | — | ✓ fixed in latest |
| — | Polylang <= 2.5 - CSRF in categories and media duplication | — | Unknown | < 2.5.1 | 2.5.1 | — | ✓ fixed in latest |
How to fix it
Keep Polylang updated — 3.8.6 is the latest version on wordpress.org, and each CVE above lists the exact release that fixed it ("Fixed in").
This is the plugin's full known vulnerability history, not a scan of any specific installation — run a free scan of your own site to check your exact installed version.
Safer / more established alternatives
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- Translate WordPress – Google Language Translator — 100000+ active installs — 94/100 (617) — max PHP 8.4
- Performant Translations — 40000+ active installs — 98/100 (16) — max PHP 8.4
- Bogo — 10000+ active installs — 90/100 (46)
Check your own WordPress site
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