CVE-2026-123618
ABP Framework before 10.7.1 Authentication Bypass via External Login Provider
CVSS Score
6.8
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-288 |
| Vendor | abpframework |
| Product | abp |
| Published | Nov 6, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Affected Versions
abpframework / abp
0 < 10.7.1
References
github.com: https://github.com/abpframework/abp/pull/26305 github.com: https://github.com/abpframework/abp/commit/59b04c48dddbf79c58a65808400b4ed11f902ef1 github.com: https://github.com/abpframework/abp github.com: https://github.com/abpframework/abp/commit/b2fd3cf049c69e585fb621049fde55349865d132 github.com: https://github.com/abpframework/abp/releases/tag/10.7.1 github.com: 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 vulncheck.com: https://www.vulncheck.com/advisories/abp-framework-before-10.7.1-authentication-bypass-via-external-login-provider
Credits
Nguyen Le Thanh Nam (yuwkaa) maliming