by Kastro
Paper/Archive/CVE-2026-121939

CVE-2026-121939

David-Crty Databasement — Databasement before 1.10.9 Account Takeover via OIDC Email Auto-Linking

CVSS 9.2
critical.is priorityof 100
28
CVSS 9.2 (CNA)9.2 / 10 × 3027.6Not in CISA KEV+300.0No EPSS score.000 × 200.0No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

Databasement before 1.10.9 contains an authentication bypass vulnerability in OAuthService::findOrCreateLocalUser() that links OIDC identities to local users by email without checking email_verified. Attackers can register an identity provider account with a victim's unverified email to log in as any user, including the super-admin, and retain access after password resets.

Affected

ProductAffectedFixed inSource
Databasement< 1.10.91.10.9CNA

Scores by source

VulnCheck (CNA)9.2CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
VulnCheck (CNA)8.1CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

References

advisorygithub.com/David-Crty/databasement/security/advisories/GHSA-mh6w-2cch-w8v8patchgithub.com/David-Crty/databasement/commit/b7f4079c02b7ce3f1cf2844de182e809636c3382refgithub.com/David-Crty/databasement/releases/tag/v1.10.9writeupgithub.com/David-Crty/databasement/blob/v1.10.8/app/Services/OAuthService.php#L55-L68writeupvulncheck.com/advisories/databasement-before-1.10.9-account-takeover-via-oidc-email-auto-linking