User Language Switch

User Language Switch has 3 disclosed vulnerabilities in the WordSec catalog, reported between 2025 and 2026; none of them are fixed as of September 2026. Their average CVSS score is 5.3, and the most serious one scores 6.1 out of 10. 2026 was the busiest year with 2 disclosures.

The most common weakness is Cross-Site Scripting, behind 2 of the records (67%). Other recurring categories include Server-Side Request Forgery (SSRF).

None of the 3 issues recorded for User Language Switch have a published fix yet, which makes virtual patching the only reliable mitigation. The oldest unresolved one dates back to 2025.

2 independent researchers contributed these findings, most of them (2) reported by 0x34rth.

Strategic Overview

Avg CVSSMedium

5.3/ 10

Patch Coverage0%

Open

Fixed

Get automatic notifications for all User Language Switch vulnerabilities before they are exploited.

Most severe open issueCVSS 6.1CVE-2025-49064

User Language Switch <= 1.6.10 - Reflected Cross-Site Scripting

Read the full analysis

Vulnerability Records

3 records


2026-02-13 18:31	User Language Switch <= 1.6.10 - Authenticated (Administrator+) Stored Cross-Site Scripting via 'tab_color_picker_language_switch' Parameter User Language Switch <= 1.6.10	`CVE-2026-0735`	4.4 Medium	0x34rth	No
2026-02-13 18:30	User Language Switch <= 1.6.10 - Authenticated (Administrator+) Server-Side Request Forgery via 'info_language' Parameter User Language Switch <= 1.6.10	`CVE-2026-0745`	5.5 Medium	0x34rth	No
2025-08-07 00:00	User Language Switch <= 1.6.10 - Reflected Cross-Site Scripting User Language Switch <= 1.6.10	`CVE-2025-49064`	6.1 Medium	Nguyen Xuan Chien	No

Showing 1–3 of 3 reports