CVE-2026-124429 Craft CMS 5.0.0 before 5.11.2 Privilege Escalation via Public Registration

High 8.7 Published Updated
Exploited in the wild
Not known
Fix
None listed

What is CVE-2026-124429?

CVE-2026-124429 is a high-severity vulnerability in craftcms cms, published on 8 Nov 2026.

Official description

Craft CMS from 5.0.0 before 5.11.2 contains a privilege escalation vulnerability that allows unauthenticated public registrants to reclaim deactivated non-admin accounts while retaining their direct permissions. Attackers can register using a deactivated account, set a new password, and inherit permissions stored in userpermissions_users, enabling privileged account takeover when email verification is disabled.

Weakness: CWE-266

Which versions are affected by CVE-2026-124429?

How do I fix CVE-2026-124429?

No fix has been published for CVE-2026-124429 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-124429 being exploited?

There is no known exploitation of CVE-2026-124429 in the wild and no public exploit code.

Sources

Also known as GHSA-fxv4-ghmc-845p, GHSA-v25r-wr32-jfg7.

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