WordPress Kirki plugin <= 6.3.1 - Arbitrary Code Execution vulnerability

published 2026-10-03 36 d ago modified 2026-10-09 30 d ago also EUVD-2026-92027

cvss: 8.2; 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 10%
public exploits: 0; none known

Improper Validation of Specified Quantity in Input vulnerability in Themeum Kirki kirki allows Accessing Functionality Not Properly Constrained by ACLs.This issue affects Kirki: from n/a through 6.3.1.

Patch / fix

fixed in 1

Themeum Kirki 6.3.2

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 36 d ago (2026-10-03)

Exploit prediction

0.20% chance of exploitation in the next 30 days, higher than 10% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.2	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

Affected products

Themeum Kirki

Classification

Weakness

CWE-1284 Improper Validation of Specified Quantity in Input

References

patchstack.com /database/wordpress/plugin/kirki/vulnerability/wordpress-kirki-plugin-6-3-1-arbitrary-code-execution-vulnerabi
vdb-entry

Sources

CVE List CVE-2026-103065
NVD CVE-2026-103065

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