XSS in Webilop User Language Switch

CVE-2026-0735

The User Language Switch plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'tab_color_picker_language_switch' parameter in all versions up to, and including, 1.6.10 due to insufficient input sanitization and output…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (14.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-0735?
CVE-2026-0735 is a medium-severity vulnerability in Webilop User Language Switch, classified under Cross-site Scripting. CVSS score: 4.4/10. Published 2026-02-14.
How severe is CVE-2026-0735?
Medium severity. CVSS v3 base score is 4.4 out of 10.