Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
zed-industries zed — Zed: Allowlist Bypass via Bash Arithmetic Expansion in Terminal Tool Permissions
AV AC PR UI S C I A CVSS EPSS %ile KEV
L L N R C H H H 8.6 .0023 14.3 —
AFFECTED
Product Versions Fixed
zed < 0.229.0 – —
TIMELINE
May 6 Reserved by GitHub_M
May 28 EXPLOIT PUBLISHED — CVE-2026-44466 (zed-industries zed). Public exploit reference added.
May 28 Published (CNA: GitHub_M)
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.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| May 6, 2026 | Reserved | Reserved by GitHub_M |
| May 28, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2026-44466 (zed-industries zed). Public exploit reference added. |
| May 28, 2026 | Published | Published (CNA: GitHub_M) |
Affected
Affected products and packages — 1 row
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| zed-industries | zed | — | < 0.229.0 | — |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-44466 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, August 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.