WordPress WP Emmet plugin <= 0.3.4 - Cross Site Scripting (XSS) vulnerability

published 2026-06-15 4 mo ago modified 2026-10-07 33 d ago also EUVD-2025-210139

cvss: 5.9; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.1%; EPSS 0.1% chance of exploitation in 30 days, percentile 3%
public exploits: 0; none known

Administrator Cross Site Scripting (XSS) in WP Emmet <= 0.3.4 versions.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 4 mo ago (2026-06-15)

Exploit prediction

0.14% chance of exploitation in the next 30 days, higher than 3% 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

rewish WP Emmet

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/wordpress/plugin/wp-emmet/vulnerability/wordpress-wp-emmet-plugin-0-3-4-cross-site-scripting-xss-vul
vdb-entry

Sources

CVE List CVE-2025-15658
NVD CVE-2025-15658

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