WordPress plugin
MonsterInsights Pro 10.2.2, 10.2.0 — Unauthenticated Backdoor
CVE-2026-11976Published · Updated Action summary
Affected: 10.2.0 – <11.0.0No patch available
What to do until a fix ships- Severity
- Critical9.8
- CVSS
- 9.8CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HWhat does this vector mean?
AV:NAttack vector- Network
AC:LAttack complexity- Low
PR:NPrivileges required- None
UI:NUser interaction- None
S:UScope- Unchanged
C:HConfidentiality- High
I:HIntegrity- High
A:HAvailability- High
- Weakness
- CWE-506 Embedded Malicious Code
- Required access
- No account needed
- Exploit prediction (EPSS)
- No score
- CISA KEV
- Not listed
On this page8
Am I affected?
MonsterInsights Pro google-analytics-premium
- Affected10.2.0 – < 11.0.0
- PatchedNo fix yet
No patched version available.
You are affected if you run 10.2.0 – < 11.0.0. No fixed version has been released.
- Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under MonsterInsights Pro.
- 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
- No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement.
- Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
- Watch MonsterInsights Pro to get an email when the next vulnerability is published.
Advisory
Source description from Wordfence Intelligence, credited to Mike Gozdiskowski.
The MonsterInsights Pro plugin for WordPress contains a backdoor in versions 10.2.0 and 10.2.2. This is due to the S3 bucket getting compromised. This makes it possible for unauthenticated attackers to install and access backdoors on sites.
Exploits & references
Proof-of-concept & detection
No public proof-of-concept or detection template is known for this vulnerability.
Advisories & patches
- Advisorywordfence.com
Related CVEs
More in MonsterInsights Pro
All 2| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium6.4 | Authenticated (Contributor+) Stored Cross-Site Scripting ≤8.14.1Update to 8.15 | CVE-2023-32291 |
- Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting
≤8.14.1Update to 8.15
Timeline
CVE published
Severity critical, CVSS 9.8
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.