WordPress Preferred Languages plugin <= 2.2.2 - Cross Site Scripting (XSS) vulnerability

published 2026-03-06 8 mo ago modified 2026-06-17 4 mo ago also EUVD-2024-55469

cvss: 5.9; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 9%
public exploits: 0; none known

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Pascal Birchler Preferred Languages allows DOM-Based XSS.This issue affects Preferred Languages: from n/a through 2.2.2.

Patch / fix

fixed in 1

Pascal Birchler Preferred Languages 2.3.0

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 8 mo ago (2026-03-06)

Exploit prediction

0.20% chance of exploitation in the next 30 days, higher than 9% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.9	CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L

Affected products

Pascal Birchler Preferred Languages

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/wordpress/plugin/preferred-languages/vulnerability/wordpress-preferred-languages-plugin-2-2-2-cross-
vdb-entry

Sources

CVE List CVE-2024-35644
NVD CVE-2024-35644

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary