WordPress plugin
Security Ninja (Premium) <= 5.289 — 2-Factor Authentication Bypass
CVE-2026-14291Published · Updated Action summary
Affected: ≤5.289Update to 5.290 or newer
All remediation steps- Severity
- Medium5.3
- CVSS
- 5.3CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:NWhat does this vector mean?
AV:NAttack vector- Network
AC:LAttack complexity- Low
PR:NPrivileges required- None
UI:NUser interaction- None
S:UScope- Unchanged
C:NConfidentiality- None
I:LIntegrity- Low
A:NAvailability- None
- Weakness
- CWE-287 Improper Authentication
- Required access
- No account needed
- Exploit prediction (EPSS)
- No score
- CISA KEV
- Not listed
On this page7
Am I affected?
security-ninja-premium security-ninja-premium
- Affected≤ 5.289
- Patched in5.290
Update to 5.290 or newer.
You are affected if you run ≤ 5.289. Version 5.290 and later are not affected by this issue.
- Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under security-ninja-premium.
- No admin access? Run a passive check of your site. It reads public files only.
- No account is needed to exploit this. Treat any exposed site on an affected version as at risk.
What to do
- Update to version 5.290, or a newer patched version
- Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
- Watch security-ninja-premium to get an email when the next vulnerability is published.
Advisory
Source description from Wordfence Intelligence, credited to Adam Clinch.
The security-ninja-premium plugin for WordPress is vulnerable to 2-Factor Authentication Bypass in all versions up to, and including, 5.289. This makes it possible for unauthenticated attackers to bypass the second factor of authentication.
Exploits & references
Proof-of-concept & detection
No public proof-of-concept or detection template is known for this vulnerability.
Advisories & patches
- Advisorywordfence.com
Timeline
CVE published
Severity medium, CVSS 5.3
Record last updated
Sources & licenses
Wordfence record- Vulnerability data
- Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. Licensed under the CC BY-SA 4.0.
- CVE® identifiers
- Copyright 1999-2026 The MITRE Corporation. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
- CVSS / CWE
- National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
- VulnCrest content
- Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.