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CVE-2026-42199
medium
CVSS 6.2
Vulnerability in grid (CVE-2026-42199)
Summary
vulnerability in grid (CVE-2026-42199). Risk of unauthorized operations or information disclosure. Exploitable via ``get_unchecked``. Mitigation: upgrade to `1.0.1` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-42199** has been found in grid.
Attackers can target a specific entry point like ``get_unchecked`` over the network to misuse the product.
Risk of unauthorized operations or information disclosure. CVSS score: 6.2/10.
What to do: upgrade grid to **1.0.1** or later.
If unsure, ask your IT team or search "grid CVE-2026-42199" on the vendor's site.
CVE-2026-42199 (grid) — CWE-190 / CVSS v3 6.2
Attack vector: local / unauthenticated / no user interaction
Attack surface: `get_unchecked` / `assume` / `false`
Patched: `1.0.1` — 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.
❓ What is the problem
**A vulnerability** (CWE-190) exists in grid. Attackers reach the vulnerable code path via ``get_unchecked`` without authentication.
📍 Affected scope
grid — . Attack surface: `get_unchecked` / `assume` / `false`.
🔥 Severity
Severity: Medium (CVSS 6.2/10). Risk of unauthorized operations or information disclosure
🔧 How to fix
Update to **1.0.1**.
🛡️ Workaround
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
🔍 Detection
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Run `grep -r 'grid' .` against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.
Response Actions (7 steps)
Concrete steps and command examples for SOC/SRE teams to execute in order
-
1Identify exposure identify
grep -r 'grid' . | 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 `grid` を grep し、稼働しているサービス・バージョンを把握する。
-
6Apply patch patch
Upgrade grid to 1.0.1ステージング環境で 1.0.1 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と、Step 3 で見つけた異常検知の続報チェックを含めること。
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7Post-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 Step 3 と同じログクエリでアラート再発が無いか継続監視。
Affected packages
rust
grid
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.1"}]}]
crates.io
grid
[{"type":"SEMVER","events":[{"introduced":"0.17.0"},{"fixed":"1.0.1"}]}]
References
- advisory https://nvd.nist.gov/vuln/detail/CVE-2026-42199
- package https://github.com/becheran/grid
- web https://github.com/becheran/grid/commit/be213bd3528727148bef2d523c89e95d1fd9c072
- web https://github.com/becheran/grid/releases/tag/v1.0.1
- web https://github.com/becheran/grid/security/advisories/GHSA-38c5-483c-4qqp
- web https://github.com/advisories/GHSA-38c5-483c-4qqp