XSS in Cozmoslabs Translatepress – Translate Multilingual Sites With Ai Translation

CVE-2026-18512

The TranslatePress – Translate Multilingual sites with AI Translation plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Approved Comment Body Rendered in Translation Editor Strings Dropdown in all versions up to, and including, 3.2.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (14.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-18512?
CVE-2026-18512 is a medium-severity vulnerability in Cozmoslabs Translatepress – Translate Multilingual Sites With Ai Translation, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-08-25.
How severe is CVE-2026-18512?
Medium severity. CVSS v3 base score is 6.4 out of 10.