CVE-2026-107638

EUVD-2026-95025
pH7Builder (pH7 Social Dating CMS) before 18.5.0 contains an improper restriction of authentication attempts vulnerability that allows attackers to bypass two-factor authentication by guessing TOTP codes without limits. Attackers who know an account password can submit unlimited 6-digit verification codes to VerificationCodeFormProcess.php to take over member, affiliate, or administrator accounts.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.8 MEDIUM
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Common Weakness Enumeration
References
https://github.com/pH7Software/pH7-Social-Dating-CMS
https://github.com/pH7Software/pH7-Social-Dating-CMS/blob/v18.4.1/_protected/app/system/modules/two-factor-auth/forms/processing/VerificationCodeFormProcess.php#L34-L60
https://github.com/pH7Software/pH7-Social-Dating-CMS/commit/44970860b82f8af867de9d2832081485f5dbe578
https://www.vulncheck.com/advisories/ph7builder-before-18.5.0-2fa-brute-force-via-verificationcodeformprocess-php