{"id":"CVE-2026-40990","aliases":["GHSA-x4h3-g2x4-8gqv"],"url":"https://o3.security/vulnerability/CVE-2026-40990","summary":"Unbounded cache for function definitions","details":"OOM error is possible while attempting to add infinite amount of functions to Function Registry.\n\nAffected Spring Products and Versions:\nSpring Cloud Function 3.2.x: versions prior to 3.2.16\nSpring Cloud Function 4.1.x: versions prior to 4.1.10\nSpring Cloud Function 4.2.x: versions prior to 4.2.6\nSpring Cloud Function 4.3.x: versions prior to 4.3.3\nSpring Cloud Function 5.0.x: versions prior to 5.0.2\nOlder, unsupported versions are also affected.","published":"2026-06-01T17:49:16.377Z","modified":"2026-08-12T03:51:41.340272675Z","cvss":{"score":5.7,"severity":"MEDIUM","vector":"CVSS:3.1/AV:P/AC:L/PR:L/UI:R/S:C/C:N/I:L/A:H"},"epss":{"score":0.00211,"percentile":0.11254,"asOf":"2026-08-24"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.springframework.cloud:spring-cloud-function-context","fixedVersion":"4.3.3"},{"ecosystem":"Maven","name":"org.springframework.cloud:spring-cloud-function-context","fixedVersion":"5.0.2"},{"ecosystem":"Maven","name":"org.springframework.cloud:spring-cloud-function-context","fixedVersion":null},{"ecosystem":"Maven","name":"org.springframework.cloud:spring-cloud-function-context","fixedVersion":null},{"ecosystem":"Maven","name":"org.springframework.cloud:spring-cloud-function-context","fixedVersion":null}],"fix":null,"references":[{"type":"WEB","url":"https://spring.io/security/cve-2026-40990"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/40xxx/CVE-2026-40990.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40990"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:41.340272675Z"}}