CVE-2026-77786

Rank Math SEO < 1.0.277 - Editor+ Core Settings Modification via fix-site-seo Ability

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

Rank Math SEO

CVSS v3.1 CNA

4.9 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

EPSS

0.33% chance of exploitation in the next 30 days, 25th percentile

Published

2026-08-29

Updated

2026-08-30

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/b0f3dfdb-9f0a-418c-9ce5-6a2b2b1f1b49/

References

• CVE Record
• NVD entry