CVE-2026-77770: Unknown Miniorange 2fa

Critical severity, CVSS 10.0. EPSS: 0.4% chance of exploitation in the next 30 days.

The miniOrange 2FA WordPress plugin before 6.3.1, miniOrange 2FA WordPress plugin before 19.3 does not require a validated transaction before deleting site options whose names come from unauthenticated request input, allowing any visitor to delete arbitrary options, which can lock every administrator out of the dashboard or deactivate every miniOrange 2FA WordPress plugin before 6.3.1, miniOrange 2FA WordPress plugin before 19.3 on the site.

Affected products

• Unknown Miniorange 2fa: from 5.3.24, before 6.3.1 (fixed in 6.3.1); from 18.0, before 19.3 (fixed in 19.3)

Published 2026-09-10. Last modified 2026-09-10.