Vulnerability in Zed (CVE-2026-44462)
Summary
Vulnerability in Zed (CVE-2026-44462). Confidential information can be exposed externally. Mitigation: upgrade to 0.229.0 or later.
Original description
The description as published by the source.
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.
Source: NIST National Vulnerability Database NVD GitHub Advisory
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2026-44462 has been found in Zed.
Confidential information can be exposed externally. CVSS score: 6.4/10.
What to do: upgrade Zed to 0.229.0 or later.
If unsure, ask your IT team or search "Zed CVE-2026-44462" on the vendor's site.
CVE-2026-44462 (Zed) — CWE-184 / CVSS v3 6.4
Attack vector: remote (network-reachable) / unauthenticated
Patched: 0.229.0 — apply immediately
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
A vulnerability (CWE-184) exists in Zed.
Check the vendor advisory for the affected versions of Zed.
Severity: Medium (CVSS 6.4/10). Confidential information can be exposed externally.
Update to 0.229.0.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Run grep -r 'Zed' . against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
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1Identify exposure identify
grep -r 'Zed' . | grep -v node_modulesリポジトリと本番環境の依存ファイル (package-lock.json / requirements.txt / go.sum / Gemfile.lock 等) で
Zedを grep し、稼働しているサービス・バージョンを把握する。 -
2Apply patch patch
Upgrade Zed to 0.229.0ステージング環境で 0.229.0 に上げて回帰テスト → 本番反映。回帰テストはアプリの主要ハッピーパスを含めること。
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3Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
Fix status by distribution
Fixed packages published by each distribution for this CVE
- Ubuntu UBUNTU-CVE-2026-44462 zed
References
- advisory github.com
- advisory github.com
- advisory nvd.nist.gov