CVE-2026-103065 PUBLISHED

WordPress Kirki plugin <= 6.3.1 - Arbitrary Code Execution vulnerability

Assigner: Patchstack
Reserved: 30.09.2026 Published: 03.10.2026 Updated: 03.10.2026

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.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
CVSS Score: 8.2

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	Low
User Interaction	None	Availability Impact	None

CVSS 3.1

Product Status

Vendor	Themeum
Product	Kirki
Versions	Default: unaffected affected from 0 to 6.3.1 (incl.)

Solutions

Update the WordPress Kirki plugin to the latest available version (at least 6.3.2).

Credits

Dthangws | Patchstack Bug Bounty Program finder

References

https://patchstack.com/database/wordpress/plugin/kirki/vulnerability/wordpress-kirki-plugin-6-3-1-arbitrary-code-execution-vulnerability?_s_id=cve

Problem Types

Improper Validation of Specified Quantity in Input CWE

Impacts

Accessing Functionality Not Properly Constrained by ACLs