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Stored cross-site scripting in Drupal Swiper formatter

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 Swiper formatter versions from 0.0.0 before 2.1.2 and from 3.0.1 before 3.1.0 are affected. Improper neutralization of input during web page generation (CWE-79) lets stored cross-site scripting occur. The flaw lets injected script persist in stored content and run in pages that display it.

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 Swiper formatter allows Stored XSS. This issue affects Swiper formatter versions: from 0.0.0 to 2.1.2, from 3.0.1 to 3.1.0.

Why it matters now

EPSS 0.00161 5th percentileScored 2026-11-07
Fix Fixed Swiper formatter (Drupal): 2.1.2, 3.1.0

SSVC decision points

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

Affected products

VendorProductAffected versionsFixed inStatusSource
DrupalSwiper formatter0.0.0 to before 2.1.2; 3.0.1 to before 3.1.02.1.2, 3.1.0Patch availableCNA
  • Swiper formatter VendorDrupal Affected 0.0.0 to before 2.1.2; 3.0.1 to before 3.1.0 Fixed in 2.1.2, 3.1.0 Patch available CNA

Remediation

Upgrade Swiper formatter to version 2.1.2 or 3.1.0, which fix the issue as described in Drupal advisory SA-CONTRIB-2026-228.

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

  • Fix · CNA Swiper formatter (Drupal) Fixed in 2.1.2, 3.1.0

Fixed in the same release

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

  • Release ·

    Drupal Swiper formatter 2.1.2, 3.1.0

    2 records Highest priority Priority LOW 2 LOW

    Other records, highest priority first

    • TI-2026-82869 Missing authorization in Drupal Swiper formatter leaks informationPriority LOW 23

Timeline

  1. 2026-10-30 Threatist record created from CVE-2026-114531
  2. 2026-10-30 Alias added: GHSA-qq39-577c-fc5w

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