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Description

Zed is a code editor. Prior to 0.229.0, Zed's terminal tool permission system can be bypassed via bash arithmetic expansion $((...)), allowing execution of arbitrary commands nested inside an allowlisted command like echo. This vulnerability is fixed in 0.229.0.

PUBLISHED Reserved 2026-05-06 | Published 2026-05-28 | Updated 2026-05-29 | Assigner GitHub_M




HIGH: 8.6CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Problem types

CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Product status

< 0.229.0
affected

References

github.com/...es/zed/security/advisories/GHSA-c99f-97vf-4h5h exploit

github.com/...es/zed/security/advisories/GHSA-c99f-97vf-4h5h

cve.org (CVE-2026-44466)

nvd.nist.gov (CVE-2026-44466)

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