CVE-2025-15702
High
Description
The Cloud Blocks WordPress plugin through 1.1.8 does not perform any authorisation or sanitisation when storing block asset URLs, allowing unauthenticated users to store malicious scripts that are executed in the browser of any privileged user, such as an administrator, who opens the block editor.
SeverityHigh
CVSS8.8
Exploit probability—
ProductCloud Blocks
PublishedNov 5, 2026
First seenNov 5, 2026
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Cloud Blocks | v ≤ 1.1.8 | — |
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