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Stored cross-site scripting in Drupal Leaflet module

Priority LOW 22CWE-79Published · 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
Cross-site scripting
Confidentiality · integrity · availability
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Fix status
Fixed

No CVSS vector from any source. Fix status from CNA. Impact type from CWE-79.

Summary

Drupal Leaflet versions from 0.0.0 before 10.4.13 are affected. Improper neutralization of input during web page generation (CWE-79) allows stored cross-site scripting in the module.

Written with Claude Haiku 5.5 from the sources below · 2026-11-05

Description from the CNA

Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal Leaflet allows Stored XSS. This issue affects Leaflet versions: from 0.0.0 to 10.4.13.

Why it matters now

EPSS 0.0018 7th percentileScored 2026-11-07
Fix Fixed Leaflet (Drupal): 10.4.13

SSVC decision points

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

Affected products

VendorProductAffected versionsFixed inStatusSource
DrupalLeaflet0.0.0 to before 10.4.1310.4.13Patch availableCNA
  • Leaflet VendorDrupal Affected 0.0.0 to before 10.4.13 Fixed in 10.4.13 Patch available CNA

Remediation

Upgrade Drupal Leaflet to version 10.4.13, which fixes the issue.

Written with Claude Haiku 5.5 from the sources below · 2026-11-05

  • Fix · CNA Leaflet (Drupal) Fixed in 10.4.13

Timeline

  1. 2026-10-30 Threatist record created from CVE-2026-107265
  2. 2026-10-30 Alias added: GHSA-633j-xmq5-c7r4

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