CVE-2026-107263
Medium
Description
This module provides a new UI experience for node editing using the Gutenberg Editor library. The module does not sufficiently check entity access in several editor endpoints. This vulnerability is mitigated by the fact that an attacker must have a role with the “use gutenberg” permission.
SeverityMedium
CVSS5.4
Exploit probability—
ProductDrupal/gutenberg
PublishedOct 7, 2026
First seenOct 7, 2026
Weakness typeCWE-863Incorrect authorization
How to fix
Update
- drupal/gutenberg2.15.0, 3.0.7 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| drupal/gutenbergPackagist:https://packages.drupal.org/8 | v < 2.15.0, 3.0.0 ≤ v < 3.0.7 | 2.15.0, 3.0.7 |
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