What’s Vulnerable › Vulnerabilities
CVE-2026-77786: Rank Math SEO < 1.0.277 - Editor+ Core Settings Modification via fix-site-seo Ability
- Severity: medium (CVSS 4.9 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-08-29 · updated 2026-08-31
- Weakness: CWE-863
Description
The Rank Math SEO WordPress plugin before 1.0.277 does not check that the user requesting an automated SEO fix holds the capability WordPress itself requires for the settings being changed, allowing users with the Editor role to modify site-wide core WordPress settings that are reserved to administrators.
Affected products
- Rank Math SEO: from 1.0.271 before 1.0.277 — fixed in 1.0.277
How to fix
Upgrade to a fixed version: Rank Math SEO 1.0.277. Check the vendor advisory for mitigations.
References
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