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OpenAdvisories
Medium · 6.4 CVE-2026-44462 EUVD-2026-32938

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

Published May 28, 2026 · Updated May 29, 2026 · Assigned by GitHub_M

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 products

VendorProductAffectedFixed
zed-industries zed < 0.229.0 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Ubuntu 25.10 zed No fix yet —

References