Vulnerability · Published May 28, 2026 · Assigned by GitHub_M
CVE-2026-44462Zed: Allowlist Bypass via Bash Variable Expansion Chain in Terminal Tool Permissions
Medium 6.4
In plain English
A medium-severity security flaw in zed from zed-industries. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 38% of all known vulnerabilities).
Severity (CVSS 3.1)6.4Medium
Exploit odds (30 days)0.4%top 61.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
Zed is a code editor. Prior to 0.229.0, Zed's terminal tool permission system can be bypassed via bash variable expansion chaining (${var@P}), allowing arbitrary command execution under an allowlisted command prefix. This vulnerability is fixed in 0.229.0.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu:25.10 | zed | no fix listed | UBUNTU-CVE-2026-44462 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| zed-industries | zed | < 0.229.0 |
Weakness: CWE-184 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:L
References
- https://github.com/zed-industries/zed/security/advisories/GHSA-rqq3-p6x4-q866 x_refsource_CONFIRM