PT-2026-67666 · WordPress · Improve Seo
CVE-2026-16618
·
Published
2026-08-04
·
Updated
2026-08-04
CVSS v3.1
9.8
Critical
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Improve SEO versions prior to 2.0.12
Description
The plugin fails to properly validate uploaded files by only checking the file content type. This allows unauthenticated users to upload files with attacker-supplied extensions into a publicly accessible directory, enabling the upload of executable PHP files to achieve remote code execution.
Recommendations
Update to a version newer than 2.0.11.
Exploit
Fix
RCE
Unrestricted File Upload
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Weakness Enumeration
Related Identifiers
Affected Products
Improve Seo