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CVE-2026-44462— Zed: Allowlist Bypass via Bash Variable Expansion Chain in Terminal Tool Permissions

Quick assessment

Affected
zed-industries zed
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Zed是Zed Industries开源的一个代码编辑器。 Zed 0.229.0之前版本存在安全漏洞，该漏洞源于终端工具权限系统可通过bash变量扩展链绕过，允许在允许列表命令前缀下执行任意命令。

CVSS 6.4 · Medium EPSS 0.47% · P38

Affected Version Matrix 1

VendorProduct Version RangeStatus
zed-industries zed < 0.229.0 affected
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I. Basic Information for CVE-2026-44462

Vulnerability Information
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Vulnerability Title
Zed: Allowlist Bypass via Bash Variable Expansion Chain in Terminal Tool Permissions
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
不完整的黑名单
Source: CVE Program / CVE List V5
Vulnerability Title
Zed 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zed是Zed Industries开源的一个代码编辑器。 Zed 0.229.0之前版本存在安全漏洞，该漏洞源于终端工具权限系统可通过bash变量扩展链绕过，允许在允许列表命令前缀下执行任意命令。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
zed-industries zed < 0.229.0 -

II. Public POCs for CVE-2026-44462

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III. Intelligence Information for CVE-2026-44462

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Vendor Advisories for CVE-2026-44462 (1)

Same Patch Batch · zed-industries · 2026-05-28 · 5 CVEs total

CVE-2026-44465 8.6 HIGH Zed: Zed IDE Arbitrary Code Execution via untrusted repository with poisoned .git/config
CVE-2026-44461 8.6 HIGH Zed: Remote Command Injection via Unquoted Environment Variable Keys (SSH / WSL Remote)
CVE-2026-44466 8.6 HIGH Zed: Allowlist Bypass via Bash Arithmetic Expansion in Terminal Tool Permissions
CVE-2026-44463 8.6 HIGH Zed: Allowlist Bypass via Environment Variable Injection in Terminal Tool Permissions

IV. Related Vulnerabilities

Same product: zed
Same vendor: zed-industries
Same weakness: CWE-184

V. Comments for CVE-2026-44462

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