Vulnerability in Abpframework Abp
CVE-2026-123618
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.
Published .
CVSS v3 metric
CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- github.com/abpframework/abp (product)
- Password grant external-provider branch (technical-description)
- Patch Commit (patch)
- Fix commit b2fd3cf (patch)
- Pull Request #26305 (issue-tracking, patch)
- abp 10.7.1 Release Notes (release-notes)
- VulnCheck Advisory: ABP Framework before 10.7.1 Authentication Bypass via External Login Provider (third-party-advisory)
Frequently asked questions
- What is CVE-2026-123618?
- CVE-2026-123618 is a medium-severity vulnerability in Abpframework Abp, classified under Authentication Bypass Using an Alternate Path or Channel. CVSS score: 6.8/10. Published 2026-11-06.
- How severe is CVE-2026-123618?
- Medium severity. CVSS v3 base score is 6.8 out of 10.