{"id":"CVE-2026-88819","aliases":["EUVD-2026-77577","GHSA-2f3m-r9cf-82r7"],"status":"published","title":"In Siglet current and past versions the refresh token handler do not enforce proof of possession...","description":"In Siglet current and past versions the refresh token handler do not enforce proof of possession of the issuer DID.","severity":{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00169,"percentile":0.0637,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-290","CWE-345"],"published":"2026-09-14T15:32:36Z","modified":"2026-11-04T02:48:02Z","products":[{"vendor":"eclipse foundation","product":"eclipse data plane core"}],"references":[{"url":"https://gitlab.eclipse.org/security/vulnerability-reports/-/work_items/931","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-88819","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-2f3m-r9cf-82r7"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/88xxx/CVE-2026-88819.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-88819","description":"In Siglet current and past versions the refresh token handler do not enforce proof of possession of the issuer DID.","status":"published","published":"2026-09-14T15:32:36.047Z","modified":"2026-09-14T19:23:00.453Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-290","CWE-345"],"updated_at":"2026-11-02T13:41:53.237769Z"}],"euvd":[{"id":"EUVD-2026-77577","description":"In Siglet current and past versions the refresh token handler do not enforce proof of possession of the issuer DID.","status":"published","published":"2026-09-14T15:32:36Z","modified":"2026-09-14T19:23:00Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T17:28:19.730872Z"}],"ghsa":[{"id":"GHSA-2f3m-r9cf-82r7","title":"In Siglet current and past versions the refresh token handler do not enforce proof of possession...","description":"In Siglet current and past versions the refresh token handler do not enforce proof of possession of the issuer DID.","status":"published","published":"2026-09-14T18:31:20Z","modified":"2026-09-14T18:31:25Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"}],"cwes":["CWE-290"],"updated_at":"2026-11-02T15:11:51.662242Z"}],"nvd":[{"id":"CVE-2026-88819","description":"In Siglet current and past versions the refresh token handler do not enforce proof of possession of the issuer DID.","status":"published","published":"2026-09-14T16:17:22.24Z","modified":"2026-09-16T20:38:33.883Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"}],"cwes":["CWE-290","CWE-345"],"updated_at":"2026-11-02T14:12:46.980627Z"}],"osv":[{"id":"CVE-2026-88819","description":"In Siglet current and past versions the refresh token handler do not enforce proof of possession of the issuer DID.","status":"published","published":"2026-09-14T15:32:36.047Z","modified":"2026-11-04T02:48:02.10153473Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-290","CWE-345"],"updated_at":"2026-11-04T03:25:28.514393Z"}]}}