WordPress Falang multilanguage plugin <= 1.4.2 - Privilege Escalation vulnerability

published 2026-06-17 4 mo ago modified 2026-10-26 14 d ago also EUVD-2026-37641

cvss: 8.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 31%
public exploits: 0; none known

Subscriber Privilege Escalation in Falang multilanguage <= 1.4.2 versions.

Patch / fix

fixed in 1

sbouey Falang multilanguage 1.4.3

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 4 mo ago (2026-06-17)

Exploit prediction

0.38% chance of exploitation in the next 30 days, higher than 31% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

sbouey Falang multilanguage

Classification

Weakness

CWE-266 Incorrect Privilege Assignment

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/wordpress/plugin/falang/vulnerability/wordpress-falang-multilanguage-plugin-1-4-2-privilege-escalati
vdb-entry

Sources

CVE List CVE-2026-54805
NVD CVE-2026-54805

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.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.

Summary