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Access bypass in Drupal Fasttoggle through forceful browsing

Priority LOW 24CWE-863Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
None · Low · Low
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-863.

Summary

Drupal Fasttoggle from 0.0.0 before 4.1.1 contains an incorrect authorization flaw, tracked as CWE-863, that lets users reach pages they should not access through forceful browsing. An attacker with low privileges and no user interaction can modify data, with a limited impact on integrity and availability.

Written with Claude Haiku 5.5 from the sources below · 2026-11-06

Description from the CNA

Incorrect Authorization vulnerability in Drupal Fasttoggle allows Forceful Browsing. This issue affects Fasttoggle versions: from 0.0.0 to 4.1.1.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00177 7th percentileScored 2026-11-07
Fix Fixed Fasttoggle (Drupal): 4.1.1

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
DrupalFasttoggle0.0.0 to before 4.1.14.1.1Patch availableCNA
  • Fasttoggle VendorDrupal Affected 0.0.0 to before 4.1.1 Fixed in 4.1.1 Patch available CNA

Remediation

Update Drupal Fasttoggle to version 4.1.1.

Written with Claude Haiku 5.5 from the sources below · 2026-11-06

  • Fix · CNA Fasttoggle (Drupal) Fixed in 4.1.1

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Drupal Fasttoggle 4.1.1

    2 records Highest priority Priority LOW 2 LOW

    Other records, highest priority first

    • TI-2026-82918 Cross-site request forgery in Drupal Fasttoggle modulePriority LOW 34

Timeline

  1. 2026-10-30 Threatist record created from CVE-2026-118569
  2. 2026-10-30 Alias added: GHSA-c33m-g74v-6m3g
  3. 2026-11-06 CVSS score added · CISA ADP
  4. 2026-11-06 CISA SSVC decision points changed

References

  • 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