CVE-2026-44466 | Zed is a code editor. Prior to 0.229.0, Zed's terminal tool … | CVSS 8.6 HIGH

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.

Metadata

CVE ID: CVE-2026-44466
State: PUBLISHED
Assigner: GitHub_M
Reserved: 2026-05-06 15:49 UTC
Published: 2026-05-28 16:16 UTC
Last updated: 2026-05-29 15:15 UTC
Primary CWE: CWE-78
CWE-78: Improper Neutralization of Special Elements used in …
Vendor / Product: zed-industries / zed
Sources: cve.org · NVD

Severity & Metrics

8.6 HIGH CVSS 3.1

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

SSVC — CISA Coordinator

Exploitation: PoC
Automatable: no
Tech. Impact: total

Affected products (1)

Vendor	Product	Platform	Versions
zed-industries	zed	—	< 0.229.0

Weakness (CWE)

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

CVSS scores (1)

Score	Severity	Version	Source	Vector
8.6	HIGH	3.1	cna	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

References (1)

https://github.com/zed-industries/zed/security/advisories/GHSA-c99f-97vf-4h5h https://github.com/zed-industries/zed/security/advisories/GHSA-c99f-97vf-4h5h