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TI-2026-82839 Aliases CVE-2026-107263GHSA-p5rg-h645-gvw4

Incorrect authorization in Drupal Gutenberg allows forceful browsing

Priority LOW 22CWE-863Published · Updated

Key facts

Attack vector
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Privileges required
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User interaction
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Attack complexity
—
Impact type
Security bypass
Confidentiality · integrity · availability
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Fix status
Fixed

No CVSS vector from any source. Fix status from CNA. Impact type from CWE-863.

Summary

Drupal Gutenberg versions from 0.0.0 before 2.15.0 and from 3.0.0 before 3.0.7 are affected. An incorrect authorization flaw (CWE-863) allows forceful browsing, which bypasses access restrictions.

Written with Claude Haiku 5.5 from the sources below · 2026-10-30

Description from the CNA

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.

Why it matters now

EPSS 0.00168 6th percentileScored 2026-11-07
Fix Fixed Gutenberg (Drupal): 2.15.0, 3.0.7

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
DrupalGutenberg0.0.0 to before 2.15.0; 3.0.0 to before 3.0.72.15.0, 3.0.7Patch availableCNA
  • Gutenberg VendorDrupal Affected 0.0.0 to before 2.15.0; 3.0.0 to before 3.0.7 Fixed in 2.15.0, 3.0.7 Patch available CNA

Remediation

Update Drupal Gutenberg to version 2.15.0 or 3.0.7, which contain the fix.

Written with Claude Haiku 5.5 from the sources below · 2026-10-30

  • Fix · CNA Gutenberg (Drupal) Fixed in 2.15.0, 3.0.7

Timeline

  1. 2026-10-30 Threatist record created from CVE-2026-107263
  2. 2026-10-30 Alias added: GHSA-p5rg-h645-gvw4

References

Other 1

  • TI-2026-07979 Drupal core - Highly critical - SQL injection - SA-CORE-2026-004 KEVCVSS 3.1CRITICAL 9.8
  • TI-2018-05494 Drupal core - Highly critical - Remote Code Execution - SA-CORE-2018-004 KEVCVSS 3.1CRITICAL 9.8
  • TI-2018-05493 Improper input validation in Drupal before 7.58, 8.x before 8.3.9, 8.4.x before 8.4.6… KEVCVSS 3.1CRITICAL 9.8
  • TI-2020-10731 Unrestricted file upload in Drupal Core KEVCVSS 3.1HIGH 8.8
  • TI-2019-04505 Drupal core - Highly critical - Remote Code Execution KEVCVSS 3.1HIGH 8.1
  • TI-2020-17477 Archive_Tar through 1.4.10 has :// filename sanitization only to address phar attacks… KEVCVSS 3.1HIGH 7.8
See all 941 →

Sources

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