What’s Vulnerable › Vulnerabilities
CVE-2026-74992: Kirki < 6.2.3 - Editor+ Stored XSS via Font Zip Upload
- Severity: medium (CVSS 6.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-08-20 · updated 2026-08-26
- Weakness: CWE-79
Description
The Kirki WordPress plugin before 6.2.3 does not properly validate the files contained in archives uploaded by users with the Editor role, and does not remove all unwanted files after extracting them, allowing such users to upload arbitrary files to a web accessible directory, leading to Stored XSS as well as RCE on some server configurations.
Affected products
- Kirki: before 6.2.3 — fixed in 6.2.3
How to fix
Upgrade to a fixed version: Kirki 6.2.3. Check the vendor advisory for mitigations.
References
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