{"cve":"CVE-2026-9091","nvd":{"published":"2026-05-28T17:16:33.953","modified":"2026-06-17T11:04:48.930","status":"Deferred","description":"Casdoor versions 2.362.0 and earlier contain a logic flaw in the social‑login binding flow that allows users to bypass configured MFA requirements. The binding‑rule code path in controllers/auth.go calls HandleLoggedIn directly without invoking checkMfaEnable. Any user authenticating via this path is logged in without MFA enforcement.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","score":5.3},"cwes":[],"references":["https://kb.cert.org/vuls/id/780781"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:36:28.938604137+00:00"},"epss":{"cve":"CVE-2026-9091","score":0.00322,"percentile":0.25241,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-gv4m-v8c8-hr3g","url":"https://osv.dev/vulnerability/GHSA-gv4m-v8c8-hr3g","summary":"Casdoor allows users to bypass configured MFA requirements","modified":"2026-07-07T16:11:23.584657141Z","packages":[{"ecosystem":"Go","name":"github.com/casdoor/casdoor","purl":"pkg:golang/github.com/casdoor/casdoor","ranges":["<=1.1000.1-0.20260321120606-239e8bd69487"],"fixed":[]}]},{"id":"GO-2026-5896","url":"https://osv.dev/vulnerability/GO-2026-5896","summary":"Casdoor allows users to bypass configured MFA requirements in github.com/casdoor/casdoor","modified":"2026-07-07T16:00:30.357818279Z","packages":[{"ecosystem":"Go","name":"github.com/casdoor/casdoor","purl":"pkg:golang/github.com/casdoor/casdoor","ranges":["all versions"],"fixed":[]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}