{"id":"CVE-2026-89314","revision":"e94cc5c49a104ebb831849563f756e7a","records":[{"revision":"e94cc5c49a104ebb831849563f756e7a","observedAt":"2026-10-23T16:01:20.601+00:00","statement":{"source":"cve-program","id":"CVE-2026-89314","aliases":[],"title":"Quadratic-time key_ops duplicate check lets a sub-1 MB JWKS body pin a CPU core for ~15 s","description":"`jwkFields.CheckConsistency` detected duplicate `key_ops` entries with a pairwise nested loop, making validation cost grow with the **square** of the entry count. Because the check runs on every JWK and JWKS unmarshal, a modestly sized but hostile JWKS document could occupy a CPU core for many seconds.","state":0,"publishedAt":"2026-10-23T08:43:38.475+00:00","modifiedAt":"2026-10-23T08:43:38.475+00:00","affected":[{"ecosystem":"Vendor product","name":"github.com/ThalesGroup/gose","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Eclipse Foundation\",\n                    \"product\": \"Eclipse KeyPont - GOSE\",\n                    \"packageName\": \"github.com/ThalesGroup/gose\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"0.7.3\",\n                            \"lessThanOrEqual\": \"0.13.0-rc1\",\n                            \"versionType\": \"semver\"\n                        }\n                    ],\n                    \"defaultStatus\": \"unaffected\"\n                }"},{"ecosystem":"Vendor product","name":"github.com/eclipse-keypont/gose","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Eclipse Foundation\",\n                    \"product\": \"Eclipse KeyPont - GOSE\",\n                    \"packageName\": \"github.com/eclipse-keypont/gose\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"0\",\n                            \"lessThan\": \"1.0.0-rc4\",\n                            \"versionType\": \"semver\"\n                        }\n                    ],\n                    \"defaultStatus\": \"unaffected\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","score":6.9,"severity":"MEDIUM"}],"references":["https://github.com/eclipse-keypont/gose/security/advisories/GHSA-r56w-f43c-828p"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-89314","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-89314","identifiers":["CVE-2026-89314"]},"retained":false,"historicalAffected":[]}],"coverage":[]}