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CVE-2026-35366
Vulnerability in uu_printenv (CVE-2026-35366)
Summary
vulnerability in uu_printenv (CVE-2026-35366). Risk of unauthorized operations or information disclosure. Mitigation: upgrade to `0.6.0` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-35366** has been found in uu_printenv.
Risk of unauthorized operations or information disclosure. CVSS score: ?/10.
What to do: upgrade uu_printenv to **0.6.0** or later.
If unsure, ask your IT team or search "uu_printenv CVE-2026-35366" on the vendor's site.
CVE-2026-35366 (uu_printenv) — CWE-116 /
Patched: `0.6.0` — 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.
❓ What is the problem
**A vulnerability** (CWE-116) exists in uu_printenv.
📍 Affected scope
uu_printenv — .
🔥 Severity
Severity: ?. Risk of unauthorized operations or information disclosure
🔧 How to fix
Update to **0.6.0**.
🛡️ 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 'uu_printenv' .` 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
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1Identify exposure identify
grep -r 'uu_printenv' . | 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 `uu_printenv` を grep し、稼働しているサービス・バージョンを把握する。
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6Apply patch patch
Upgrade uu_printenv to 0.6.0ステージング環境で 0.6.0 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
uu_printenv
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.0"}]}]
References
- web https://github.com/uutils/coreutils/security/advisories/GHSA-p7h3-7q52-72w8
- web https://nvd.nist.gov/vuln/detail/CVE-2026-35366
- web https://github.com/uutils/coreutils/issues/9701
- web https://github.com/uutils/coreutils/pull/9728
- web https://github.com/uutils/coreutils/commit/0bfbbc00c7895c0fb6ea94987b4aab99e3d7ee52
- web https://github.com/uutils/coreutils/releases/tag/0.6.0
- web https://github.com/advisories/GHSA-p7h3-7q52-72w8