GHSA-r726-vmfq-j9j3: Open Redirect Vulnerability in jupyter-server

Skip to content

Sign up

CVE-2023-39968

• • Actions

    Automate any workflow

  • Packages

    Host and manage packages

  • Security

    Find and fix vulnerabilities

  • Codespaces

    Instant dev environments

  • Copilot

    Write better code with AI

  • Code review

    Manage code changes

  • Issues

    Plan and track work

  • Discussions

    Collaborate outside of code

Explore

*   All features
*   Documentation
*   GitHub Skills
*   Blog

• For

  • Enterprise
  • Teams
  • Startups
  • Education

  By Solution

  • CI/CD & Automation
  • DevOps
  • DevSecOps

  Resources

  • Customer Stories
  • White papers, Ebooks, Webinars
  • Partners

• • GitHub Sponsors

    Fund open source developers

*   The ReadME Project
    
    GitHub community articles
    

Repositories

*   Topics
*   Trending
*   Collections

• Pricing

Search code, repositories, users, issues, pull requests…

Provide feedback

We read every piece of feedback, and take your input very seriously.

Include my email address so I can be contacted

Saved searches****Use saved searches to filter your results more quickly

Sign in

Sign up

1. GitHub Advisory Database
2. GitHub Reviewed
3. CVE-2023-39968

Open Redirect Vulnerability in jupyter-server

Moderate severity GitHub Reviewed Published Aug 28, 2023 in jupyter-server/jupyter_server • Updated Aug 29, 2023

Vulnerability details Dependabot alerts 0

Package

pip jupyter-server (pip)

Affected versions

< 2.7.2

Patched versions

2.7.2

Description

Impact

Open Redirect Vulnerability. Maliciously crafted login links to known Jupyter Servers can cause successful login or an already logged-in session to be redirected to arbitrary sites, which should be restricted to Jupyter Server-served URLs.

Patches

Upgrade to Jupyter Server 2.7.2

Workarounds

None.

References

Vulnerability reported by user davwwwx via the bug bounty program sponsored by the European Commission and hosted on the Intigriti platform.

• https://blog.xss.am/2023/08/CVE-2023-39968-jupyter-token-leak/

References

• GHSA-r726-vmfq-j9j3
• https://nvd.nist.gov/vuln/detail/CVE-2023-39968
• jupyter-server/jupyter_server@2903625

Zsailer published to jupyter-server/jupyter_server

Aug 28, 2023

Published to the GitHub Advisory Database

Aug 29, 2023

Reviewed

Aug 29, 2023

Last updated

Aug 29, 2023

Severity

Moderate

4.3

/ 10

CVSS base metrics

Attack vector

Network

Attack complexity

Low

Privileges required

None

User interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Weaknesses

CWE-601

CVE ID

CVE-2023-39968

GHSA ID

GHSA-r726-vmfq-j9j3

Source code

jupyter-server/jupyter_server

Credits

• davwwwx Reporter

Checking history

See something to contribute? Suggest improvements for this vulnerability.