Master Blocks vulnerabilities
We track 1 vulnerability in Master Blocks products. 1 is rated high or critical, and none are known to be exploited. The most recent was published on September 19, 2026.
1vulnerabilities
0critical
1high
0exploited
8.8average CVSS score
Latest Master Blocks vulnerabilities
- 8.8 High severity
Master Blocks: Improper Neutralization of Input During Web Page Generation
The Master Blocks WordPress plugin before 1.5.0 does not have authorisation on one of its REST routes, allowing unauthenticated users to update its settings, including a value that is output unescaped in the admin area, leading to Stored XSS that executes in t