Cyber Resilience

CVE-2026-44465

HighPublic PoCUpdated

Published: 28 May 2026

Published
28 May 2026
Modified
17 June 2026
KEV Added
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Patch
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CVSS Score v3.1 8.6 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS Score 0.0030 21.4th percentile
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-44465 is a high-severity OS Command Injection (CWE-78) vulnerability in Zed Zed. Its CVSS base score is 8.6 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Malicious File (T1204.002); ranked at the 21.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

OWASP Top 10 for Web (2025)

A05:2025 Injection

EU & UK References

Vulnerability details

Zed is a code editor. Prior to 0.227.1, Zed IDE executes arbitrary commands when opening a folder with a malicious .git/config file that abuses the core.fsmonitor Git configuration option. This allows an attacker to achieve Remote Code Execution (RCE) when…

more

a victim open a folder in untrusted mode. This vulnerability is fixed in 0.227.1.

CWE(s)
CWE-78

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1204.002 Malicious File Execution
An adversary may rely upon a user opening a malicious file in order to gain execution.
attack.mitre.org →
T1059.004 Unix Shell Execution
Adversaries may abuse Unix shell commands and scripts for execution.
attack.mitre.org →
Why these techniques?

Malicious .git/config triggers OS command injection (CWE-78) on folder open, enabling RCE via Unix shell execution after user opens untrusted content.

Confidence: HIGH · MITRE ATT&CK Enterprise v19.0

CVEs Like This One

CVE-2026-44466Same product: Zed Zed
CVE-2026-44461Same product: Zed Zed
CVE-2026-44463Same product: Zed Zed
CVE-2026-27976Same product: Zed Zed
CVE-2026-25805Same product: Zed Zed
CVE-2026-27800Same product: Zed Zed
CVE-2026-27967Same product: Zed Zed
CVE-2025-33206Shared CWE-78
CVE-2026-40527Shared CWE-78
CVE-2026-33874Shared CWE-78

Affected Assets

zed
zed
≤ 0.227.1

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SC-27 Platform-independent Applications
addresses: CWE-78

Platform-independent apps typically execute inside a managed runtime or sandbox that restricts direct OS command execution, reducing the ability to exploit OS command injection.

SI-10 Information Input Validation
addresses: CWE-78

Validates inputs to block special elements that would alter OS command execution.

References