Rank Math SEO – AI SEO Tools to Dominate SEO Rankings < 1.0.277 — Missing Authorization to Authenticated (Author+) Arbitrary Post/User Meta Overwrite
CVE-2026-77788Published · Updated Action summary
Affected: <1.0.277Update to 1.0.277 or newer
All remediation steps- Severity
- Medium4.3
- CVSS
- 4.3CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:NWhat does this vector mean?
AV:NAttack vector- Network
AC:LAttack complexity- Low
PR:LPrivileges required- Low
UI:NUser interaction- None
S:UScope- Unchanged
C:NConfidentiality- None
I:LIntegrity- Low
A:NAvailability- None
- Required access
- Unknown
- Exploit prediction (EPSS)
- No score
- CISA KEV
- Not listed
On this page8
Am I affected?
Rank Math SEO – AI SEO Tools to Dominate SEO Rankings seo-by-rank-math
- Affected< 1.0.277
- Patched in1.0.277
Update to 1.0.277 or newer.
You are affected if you run < 1.0.277. Version 1.0.277 and later are not affected by this issue.
- Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Rank Math SEO – AI SEO Tools to Dominate SEO Rankings.
- No admin access? Run a passive check of your site. It reads public files only.
What to do
- Update to version 1.0.277, or a newer patched version
- Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
- Watch Rank Math SEO – AI SEO Tools to Dominate SEO Rankings to get an email when the next vulnerability is published.
Advisory
Source description from Wordfence Intelligence, credited to Usama Arshad.
The Rank Math SEO – AI SEO Tools to Dominate SEO Rankings plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on a function in all versions up to 1.0.277 (exclusive). This makes it possible for authenticated attackers, with Author-level access and above, to overwrite post and user metadata.
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 Rank Math SEO – AI SEO Tools to Dominate SEO Rankings
All 36| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| High8.8 | Authenticated (Contributor+) PHP Object Injection to Remote Code Execution ≤1.0.276Update to 1.0.277 | CVE-2026-1928 | |
| Medium5.3 | Missing Authorization to Unauthenticated SEO Data Deletion <1.0.280Update to 1.0.280 | CVE-2026-104751 | |
| Medium4.4 | Authenticated (Administrator+) Stored Cross-Site Scripting ≤1.0.279Update to 1.0.280 | CVE-2026-104754 | |
| Medium4.9 | Authenticated (Administrator+) SQL Injection ≤1.0.279Update to 1.0.280 | CVE-2026-104753 | |
| High7.2 | Authenticated (Administrator+) Arbitrary File Upload ≤1.0.279Update to 1.0.280 | CVE-2026-104752 |
- High8.8Authenticated (Contributor+) PHP Object Injection to Remote Code Execution
≤1.0.276Update to 1.0.277
- Medium5.3Missing Authorization to Unauthenticated SEO Data Deletion
<1.0.280Update to 1.0.280
- Medium4.4Authenticated (Administrator+) Stored Cross-Site Scripting
≤1.0.279Update to 1.0.280
- Medium4.9Authenticated (Administrator+) SQL Injection
≤1.0.279Update to 1.0.280
- High7.2Authenticated (Administrator+) Arbitrary File Upload
≤1.0.279Update to 1.0.280
Timeline
CVE published
Severity medium, CVSS 4.3
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.