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PatchSiren cyber security CVE debrief

CVE-2026-104752 Rank Math CVE debrief

CVE-2026-104752 is a vulnerability in the Rank Math SEO WordPress plugin before version 1.0.280. The plugin does not correctly validate the type of a file uploaded through its settings import feature. This allows users with administrator-level access to upload a PHP file and achieve remote code execution. The vulnerability has a significant impact on WordPress installations with the Rank Math SEO plugin, as it enables remote code execution for users with administrator-level access. To mitigate this vulnerability, defenders should prioritize verifying and updating the plugin to version 1.0.280 or later. Additionally, restricting access to the settings import feature can help prevent

Vendor
Rank Math
Product
Rank Math SEO
CVSS
Unknown
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-10
Original CVE updated
2026-10-10
Advisory published
2026-10-10
Advisory updated
2026-10-10

Who should care

Defenders responsible for WordPress installations with the Rank Math SEO plugin should assess exposure and prioritize updating the plugin to version 1.0.280 or later.

Why it matters

CVE-2026-104752 is a vulnerability in the Rank Math SEO WordPress plugin that allows users with administrator-level access to upload a PHP file and achieve remote code execution. Defenders should prioritize verifying and updating the plugin to version 1.0.280 or later.

  • Remote code execution is possible for users with administrator-level access
  • Plugin version verification and update are required to prevent exploitation
  • Restricting access to the settings import feature can help mitigate the vulnerability

Technical summary

The Rank Math SEO WordPress plugin before version 1.0.280 does not correctly validate the type of a file uploaded through its settings import feature. This allows users with administrator-level access to upload a PHP file and achieve remote code execution.

Defensive priority

Defenders should prioritize verifying and updating the Rank Math SEO plugin to version 1.0.280 or later, and restrict access to the settings import feature to only trusted administrators.

Recommended defensive actions

  • Verify and update the Rank Math SEO plugin to version 1.0.280 or later
  • Restrict access to the settings import feature to only trusted administrators
  • Monitor for suspicious activity related to the settings import feature

Evidence notes

The CVE record and source item provide details on the vulnerability, but do not offer additional information on exploitation or affected versions beyond the specified plugin version.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-104752 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-104752

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-104752 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-104752

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.