Answer in brief
CVE-2026-107263 records a Unknown severity vulnerability in Gutenberg - Moderately critical - Access bypass - SA-CONTRIB-2026-202. The current sources do not mark it as known exploited. The current feed maps Drupal/Gutenberg (generic), drupal/gutenberg (packagist:https://packages.drupal.org/8), drupal/gutenberg (packagist:https://packages.drupal.org/8). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Drupal/Gutenberg (generic), drupal/gutenberg (packagist:https://packages.drupal.org/8), drupal/gutenberg (packagist:https://packages.drupal.org/8). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Drupal/Gutenberggeneric | >=0.0.0 <2.15.0 || >=3.0.0 <3.0.7 | 2.15.0, 3.0.7 |
| drupal/gutenbergpackagist:https://packages.drupal.org/8 | >=0 <2.15.0 | 2.15.0 |
| drupal/gutenbergpackagist:https://packages.drupal.org/8 | >=3.0.0 <3.0.7 | 3.0.7 |
Published upstream
Oct 30, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Oct 30, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Oct 8, 2026
Incorrect Authorization vulnerability in Drupal Gutenberg allows Forceful Browsing. This issue affects Gutenberg versions: from 0.0.0 to 2.15.0, from 3.0.0 to 3.0.7.
Quoted source text, attributed separately from HOL analysis.