{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-123618","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-11-06T01:04:42.201Z","datePublished":"2026-11-06T15:00:54.268Z","dateUpdated":"2026-11-06T15:00:54.268Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-11-06T15:00:54.268Z"},"datePublic":"2026-10-20T00:00:00.000Z","title":"ABP Framework before 10.7.1 Authentication Bypass via External Login Provider","descriptions":[{"lang":"en","value":"ABP Framework before 10.7.1 contains an authentication bypass vulnerability that skips account state and two-factor checks when password login succeeds through a registered IExternalLoginProvider. Attackers holding the external directory password for deactivated, locked, or 2FA-protected accounts can obtain valid access tokens from the /connect/token password grant."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Authentication Bypass Using an Alternate Path or Channel","cweId":"CWE-288","type":"CWE"}]}],"affected":[{"vendor":"abpframework","product":"abp","defaultStatus":"unaffected","versions":[{"version":"0","lessThan":"10.7.1","status":"affected","versionType":"semver"}],"packageURL":"pkg:nuget/Volo.Abp.OpenIddict.AspNetCore"}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":7.6,"baseSeverity":"HIGH"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE","baseScore":6.8,"baseSeverity":"MEDIUM"}}],"references":[{"url":"https://github.com/abpframework/abp/pull/26305","tags":["issue-tracking","patch"],"name":"Pull Request #26305"},{"url":"https://github.com/abpframework/abp/commit/59b04c48dddbf79c58a65808400b4ed11f902ef1","tags":["patch"],"name":"Patch Commit"},{"url":"https://github.com/abpframework/abp","tags":["product"]},{"url":"https://github.com/abpframework/abp/commit/b2fd3cf049c69e585fb621049fde55349865d132","name":"Fix commit b2fd3cf","tags":["patch"]},{"url":"https://github.com/abpframework/abp/releases/tag/10.7.1","name":"abp 10.7.1 Release Notes","tags":["release-notes"]},{"url":"https://github.com/abpframework/abp/blob/10.7.0/modules/openiddict/src/Volo.Abp.OpenIddict.AspNetCore/Volo/Abp/OpenIddict/Controllers/TokenController.Password.cs#L52-L77","name":"Password grant external-provider branch","tags":["technical-description"]},{"name":"VulnCheck Advisory: ABP Framework before 10.7.1 Authentication Bypass via External Login Provider","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/abp-framework-before-10.7.1-authentication-bypass-via-external-login-provider"}],"credits":[{"lang":"en","value":"Nguyen Le Thanh Nam (yuwkaa)","type":"finder"},{"lang":"en","value":"maliming","type":"remediation developer"}],"x_generator":{"engine":"vulncheck-endgame"}}}}