CVE-2026-77786

Medium

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.

SeverityMedium
CVSS4.9
Exploit probability—
ProductRank Math SEO
PublishedAug 29, 2026
First seenAug 29, 2026

How to fix

Update
  • Rank Math SEO1.0.277 or later

Affected products

ProductAffected versionsFixed in
Rank Math SEO1.0.271 ≤ v < 1.0.2771.0.277

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

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CVE-2026-77786 · Rank Math SEO · Dark Radar