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CVE-2026-44463

Zed command injection

8.6 HIGHPublic exploitEPSS 0.22%
  1. Published28 May 2026

Description

Zed is a code editor. Prior to 0.229.0, Zed's terminal tool permission system can be bypassed by prepending environment variable assignments to allowlisted commands, hijacking program behavior (e.g., PAGER) to execute arbitrary code. This vulnerability is fixed in 0.229.0.

CVSS 3.1 breakdown

Attack vectorLocal
Attack complexityLow
Privileges requiredNone
User interactionRequired
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Affected products

Zed< 0.229.0

Remediation

Fixed in
Zed≥ 0.229.0

References

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Frequently asked

Is CVE-2026-44463 being actively exploited?

CVE-2026-44463 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 0.22%.

How severe is CVE-2026-44463?

CVE-2026-44463 has a CVSS 3.1 base score of 8.6, rated high. EPSS estimates a 0.22% probability of exploitation.

Which products are affected by CVE-2026-44463?

Affected products include Zed.

How do I fix CVE-2026-44463?

Upgrade affected software to a fixed version, for example Zed 0.229.0 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2026-44463 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.