WordPress Kirki plugin <= 6.4.0 - Content Injection vulnerability

published 2026-10-29 11 d ago modified 2026-10-30 9 d ago also EUVD-2026-113118

cvss: 4.3; 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 6%
public exploits: 0; none known

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in Themeum Kirki kirki allows Code Injection.This issue affects Kirki: from n/a through 6.4.0.

Patch / fix

fixed in 1

Themeum Kirki 6.4.1

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 9 d ago (2026-10-30)

Exploit prediction

0.17% chance of exploitation in the next 30 days, higher than 6% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	4.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Affected products

Themeum Kirki

Classification

Weakness

CWE-80 Improper Neutralization of Script-Related HTML Tags in a Web Page

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/wordpress/plugin/kirki/vulnerability/wordpress-kirki-plugin-6-4-0-content-injection-vulnerability?_s
vdb-entry

Sources

CVE List CVE-2026-42694
NVD CVE-2026-42694

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