CVE-2026-44466
Zed: Allowlist Bypass via Bash Arithmetic Expansion in Terminal Tool Permissions
CVSS Score
8.6
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-78 |
| Vendor | zed-industries |
| Product | zed |
| Published | May 28, 2026 |
| Last Updated | May 29, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
zed-industries / zed
< 0.229.0