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CVE-2024-28397
Code Injection in js2py (CVE-2024-28397)
Summary
code injection in js2py (CVE-2024-28397). Successful exploitation can lead to full system takeover.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2024-28397** has been found in js2py.
Successful exploitation can lead to full system takeover. CVSS score: ?/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "js2py CVE-2024-28397" on the vendor's site.
CVE-2024-28397 (js2py) — CWE-94 /
Attack vector: remote (network-reachable) / unauthenticated
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
**arbitrary code execution** (CWE-94) exists in js2py.
📍 Affected scope
js2py — .
🔥 Severity
Severity: ?. Successful exploitation can lead to full system takeover
🔧 How to fix
Update to the patched release per vendor advisory.
🛡️ 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 'js2py' .` 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 'js2py' . | 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 `js2py` を grep し、稼働しているサービス・バージョンを把握する。
-
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
PyPI
js2py
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.74"}]}]
References
- advisory https://nvd.nist.gov/vuln/detail/CVE-2024-28397
- advisory https://github.com/advisories/GHSA-h95x-26f3-88hr
- package https://github.com/PiotrDabkowski/Js2Py
- package https://pypi.org/project/js2py
- web https://github.com/PiotrDabkowski/Js2Py/pull/323
- web https://github.com/Marven11
- web https://github.com/Marven11/CVE-2024-28397-js2py-Sandbox-Escape