{"id":"CVE-2026-41729","aliases":["GHSA-j388-8rm5-p97f"],"url":"https://o3.security/vulnerability/CVE-2026-41729","summary":"Spring Data REST SpEL Injection via Map Key in JSON Patch","details":"Spring Data REST is vulnerable to SpEL expression injection through map-typed properties when processing JSON Patch (application/json-patch+json) requests. When a persistent entity exposes a Map-typed property, the JSON Pointer path segment used as the map key is embedded directly into a SpEL expression without sanitization or validation.\n\nAffected versions:\nSpring Data REST 3.7.0 through 3.7.19; 4.3.0 through 4.3.16; 4.4.0 through 4.4.14; 4.5.0 through 4.5.11; 5.0.0 through 5.0.5.","published":"2026-06-09T23:49:17.014Z","modified":"2026-08-12T17:56:05.041267848Z","cvss":{"score":8.1,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.springframework.data:spring-data-rest-core","fixedVersion":"5.0.6"},{"ecosystem":"Maven","name":"org.springframework.data:spring-data-rest-core","fixedVersion":"4.5.12"},{"ecosystem":"Maven","name":"org.springframework.data:spring-data-rest-core","fixedVersion":null},{"ecosystem":"Maven","name":"org.springframework.data:spring-data-rest-core","fixedVersion":null},{"ecosystem":"Maven","name":"org.springframework.data:spring-data-rest-core","fixedVersion":null}],"fix":null,"references":[{"type":"WEB","url":"https://spring.io/security/cve-2026-41729"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41729.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-41729"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T17:56:05.041267848Z"}}