CVE-2026-1928 Rank Math SEO – AI SEO Tools to Dominate SEO Rankings - Remote Code Execution

Rank Math SEO – AI SEO Tools to Dominate SEO Rankings WordPress plugin <= 1.0.276 contains a PHP Object Injection caused by deserialization of untrusted input in the updateMeta REST API endpoint, letting authenticated attackers with Contributor-level access inject PHP objects and achieve remote code execution via a POP chain.

CVSS base score 8.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.54% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Remote Code Execution
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
28 October 2026
Updated
29 October 2026
Weakness
CWE-502

Vendor fix

Update to the latest version beyond 1.0.276.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

← All CVEs