CVE-2026-44462

Zed: Allowlist Bypass via Bash Variable Expansion Chain in Terminal Tool Permissions

State: Published
Severity: 6.4 Medium
Published: May 28, 2026
Updated: May 29, 2026
Reserved: May 6, 2026

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.

Scores

CVSS	Score	Vector	Source
3.1	6.4 Medium	CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:L	GitHub_M

Weaknesses

CWE-184 Incomplete List of Disallowed Inputs

Affected Products

Product	Versions
zedzed-industries	< 0.229.0Affected

References

https://github.com/zed-industries/zed/security/advisories/GHSA-rqq3-p6x4-q866

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