{"id":"CVE-2026-41003","aliases":["GHSA-3pjj-qpw6-5fcm"],"url":"https://o3.security/vulnerability/CVE-2026-41003","summary":"Unencoded HTML Outputs in Spring Security May Allow Cross-Site Scripting","details":"An attacker able to influence values in RelyingPartyRegistration may be able to run arbitrary code on HTML forms generated by Spring Security filters.\n\nAffected versions:\nSpring Security 5.7.0 through 5.7.23; 5.8.0 through 5.8.25; 6.3.0 through 6.3.16; 6.4.0 through 6.4.16; 6.5.0 through 6.5.10; 7.0.0 through 7.0.5.","published":"2026-06-09T23:46:53.683Z","modified":"2026-08-12T17:26:04.401679461Z","cvss":{"score":7.6,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.springframework.security:spring-security-saml2-service-provider","fixedVersion":"7.0.6"},{"ecosystem":"Maven","name":"org.springframework.security:spring-security-saml2-service-provider","fixedVersion":"6.5.11"},{"ecosystem":"Maven","name":"org.springframework.security:spring-security-saml2-service-provider","fixedVersion":null},{"ecosystem":"Maven","name":"org.springframework.security:spring-security-saml2-service-provider","fixedVersion":null},{"ecosystem":"Maven","name":"org.springframework.security:spring-security-saml2-service-provider","fixedVersion":null},{"ecosystem":"Maven","name":"org.springframework.security:spring-security-saml2-service-provider","fixedVersion":null}],"fix":null,"references":[{"type":"WEB","url":"https://spring.io/security/cve-2026-41003"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41003.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-41003"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T17:26:04.401679461Z"}}