Improve SEO vulnerabilities
We track 1 vulnerability in Improve SEO products. 1 is rated high or critical, and none are known to be exploited. The most recent was published on August 4, 2026.
1vulnerabilities
1critical
0high
0exploited
9.8average CVSS score
Latest Improve SEO vulnerabilities
- 9.8 Critical severity
Improve SEO: Unrestricted Upload of File with Dangerous Type
The Improve SEO WordPress plugin through 2.0.11 does not properly validate uploaded files, checking only the file content type while writing the file with the attacker-supplied extension into a publicly accessible directory, allowing unauthenticated users to u