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CVE-2026-84919: PhotoSwipe - Responsive JavaScript Modal Image Gallery - Moderately critical - Cross-site scripting - SA-CONTRIB-2026-131

• Severity: medium (CVSS 4.6 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-22 · updated 2026-10-22
• Weakness: CWE-79

Description

Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal PhotoSwipe - Responsive JavaScript Modal Image Gallery allows Stored XSS. This issue affects PhotoSwipe - Responsive JavaScript Modal Image Gallery versions: from 0.0.0 to 5.0.9.

Affected products

• Drupal PhotoSwipe - Responsive JavaScript Modal Image Gallery: before 5.0.9 — fixed in 5.0.9

How to fix

Upgrade to a fixed version: Drupal PhotoSwipe - Responsive JavaScript Modal Image Gallery 5.0.9. Check the vendor advisory for mitigations.

References

• https://www.drupal.org/sa-contrib-2026-131

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