{"cve":"CVE-2024-4028","nvd":{"published":"2025-02-18T18:15:25.473","modified":"2026-06-17T08:00:57.980","status":"Deferred","description":"A vulnerability was found in Keycloak. This issue may allow a privileged attacker to use a malicious payload as the permission while creating items (Resource and Permissions) from the admin console, leading to a stored cross-site scripting (XSS) attack.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N","score":3.8},"cwes":["CWE-20"],"references":["https://access.redhat.com/security/cve/CVE-2024-4028","https://bugzilla.redhat.com/show_bug.cgi?id=2276418"],"products":[],"source":"nvd","synced_at":"2026-10-19T21:59:18.731010617+00:00"},"epss":{"cve":"CVE-2024-4028","score":0.00301,"percentile":0.22855,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-q4xq-445g-g6ch","url":"https://osv.dev/vulnerability/GHSA-q4xq-445g-g6ch","summary":"Keycloak allows cross-site scripting (XSS)","modified":"2026-09-10T03:49:47.836457164Z","packages":[{"ecosystem":"Maven","name":"org.keycloak:keycloak-core","purl":"pkg:maven/org.keycloak/keycloak-core","ranges":["<=26.1.2"],"fixed":[]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}