CVE-2026-123618 ABP Framework before 10.7.1 Authentication Bypass via External Login Provider

High 7.6 Published 6 Nov 2026 Updated 11 Nov 2026

Exploited in the wild: Not known
Fix: None listed

What is CVE-2026-123618?

CVE-2026-123618 is a high-severity vulnerability in abpframework abp, published on 6 Nov 2026.

Official description

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.

Weakness: CWE-288

Which versions are affected by CVE-2026-123618?

How do I fix CVE-2026-123618?

No fix has been published for CVE-2026-123618 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-123618 being exploited?

There is no known exploitation of CVE-2026-123618 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-xh2v-vqcx-cgpj.