What is CVE-2026-92590?

CVE-2026-92590 is a medium-severity vulnerability in Craftcms Cms, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-09-16.

How severe is CVE-2026-92590?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Craftcms Cms

CVE-2026-92590

Craft CMS versions from 5.7.0 before 5.10.13 contain a stored cross-site scripting vulnerability in the Generated Fields feature that disables Twig autoescaping and fails to encode cached values. Content editors can inject malicious JavaScript through editable fields that executes in authenticated Control Panel sessions of higher-privileged users viewing element indexes.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.001 (3.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Craftcms Cms

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-92590?: CVE-2026-92590 is a medium-severity vulnerability in Craftcms Cms, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-09-16.
How severe is CVE-2026-92590?: Medium severity. CVSS v3 base score is 5.4 out of 10.