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CVE-2026-77771

miniOrange 2FA (Free & Pro) - 2FA Bypass via Session-Scoped OTP Lockout

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 6.3.1, 19.3
1 proof of concept on GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

The miniOrange 2FA WordPress plugin before 6.3.1, miniOrange 2FA WordPress plugin before 19.3 does not scope its second-factor attempt limit to the account being attacked, keying it instead to an identifier the client supplies and can change at will, allowing an attacker who already knows a victim's password to make unlimited one-time-passcode guesses and defeat the second factor. A second validation endpoint applies no attempt limit at all.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • Unknown miniOrange 2FA

    From 6.2.8 · fixed in 6.3.1

  • Unknown miniOrange 2FA

    From 18.0 · fixed in 19.3

References 2

wpscan.com

GitHub · pervinzahidli/CVE-2026-77771