SSRF in Webilop User Language Switch
CVE-2026-0745
The User Language Switch plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 1.6.10 due to missing URL validation on the 'download_language()' function. This makes it possible for authenticated attackers, with Administrator-level access and above, to make web requests to arbitrary locations originating from the web application and can be used to query and modify information from internal services.
Vulnerability class: SSRF (Server-Side Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.003 (26.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 26.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000
Affected products
- Webilop User Language Switch — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.wordfence.com/threat-intel/vulnerabilities/id/4d8d15be-6a7b-485e-a338-ccf1a…
- downloads.wordpress.org/plugin/user-language-switch.zip
- wordpress.org/plugins/user-language-switch/
- plugins.trac.wordpress.org/browser/user-language-switch/trunk/uls-options.php
- plugins.trac.wordpress.org/browser/user-language-switch/tags/1.6.10/uls-options…
Frequently asked questions
- What is CVE-2026-0745?
- CVE-2026-0745 is a medium-severity vulnerability in Webilop User Language Switch, classified under Server-Side Request Forgery (SSRF). CVSS score: 5.5/10. Published 2026-02-14.
- How severe is CVE-2026-0745?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2026-0745 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.