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CVE-2026-44462

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

HIGH
8.8
CVSS Score
Published: May 28, 2026 at 04:13 PM UTC
Updated: June 17, 2026 at 10:50 AM UTC
1 product affected across 1 vendorZed

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Severity
HIGH8.8
Exploit prediction
EPSS 0.4%
SSVC
PoC

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Zed· Zed
95%
v < 0.229.0
Affected range stops below 0.229.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_CONFIRMExploitVendor Advisory
Source: cverecord
https://github.com/zed-industries/zed/security/advisories/GHSA-rqq3-p6x4-q866

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-184

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