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)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.002 (14.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 14.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/craftcms/cms/security/advisories/GHSA-h9jh-v8vc-m5rp (vendor-advisory)
- www.vulncheck.com/advisories/craft-cms-5.7.0-before-5.10.13-stored-xss-via-gene… (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.