CVE-2026-85677
High
Description
The Gutenverse News WordPress plugin before 3.3.3 does not restrict the extra HTML it adds to WordPress's allowed elements to the context it is meant for, applying the same relaxed list to every sanitisation context including untrusted comments, allowing unauthenticated users to store JavaScript that will execute in the browser of any administrator who reviews the comment queue, and of any visitor to the post once the comment is approved.
SeverityHigh
CVSS8.8
Exploit probability—
ProductGutenverse News
PublishedSep 11, 2026
First seenSep 11, 2026
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- Gutenverse News3.3.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Gutenverse News | v < 3.3.3 | 3.3.3 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.