Medium severity6.8NVD Advisory· Published Oct 8, 2026· Updated Oct 8, 2026
CVE-2026-107638
CVE-2026-107638
Description
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.
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Affected products
1- Range: <18.5.0
Patches
Vulnerability mechanics
References
3- github.com/pH7Software/pH7-Social-Dating-CMS/blob/v18.4.1/_protected/app/system/modules/two-factor-auth/forms/processing/VerificationCodeFormProcess.phpnvd
- github.com/pH7Software/pH7-Social-Dating-CMS/commit/44970860b82f8af867de9d2832081485f5dbe578nvd
- www.vulncheck.com/advisories/ph7builder-before-18.5.0-2fa-brute-force-via-verificationcodeformprocess-phpnvd
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