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CVE-2026-3060
Unsafe Deserialization in sglang (CVE-2026-3060)
Summary
vulnerability in sglang (CVE-2026-3060). Successful exploitation can lead to full system takeover. Mitigation: upgrade to `0.5.10` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-3060** has been found in sglang.
Successful exploitation can lead to full system takeover. CVSS score: ?/10.
What to do: upgrade sglang to **0.5.10** or later.
If unsure, ask your IT team or search "sglang CVE-2026-3060" on the vendor's site.
CVE-2026-3060 (sglang) — CWE-502 /
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Patched: `0.5.10` — 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
**unsafe deserialization** (CWE-502) exists in sglang.
📍 Affected scope
sglang — .
🔥 Severity
Severity: ?. Successful exploitation can lead to full system takeover
🔧 How to fix
Update to **0.5.10**.
🛡️ 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 'sglang' .` 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 'sglang' . | 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 `sglang` 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 sglang to 0.5.10ステージング環境で 0.5.10 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
PyPI
sglang
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.5.10"}]}]
References
- advisory https://nvd.nist.gov/vuln/detail/CVE-2026-3060
- package https://github.com/sgl-project/sglang
- web https://github.com/sgl-project/sglang/pull/20904
- web https://github.com/sgl-project/sglang/blob/main/python/sglang/srt/disaggregation/encode_receiver.py
- web https://github.com/sgl-project/sglang/releases/tag/v0.5.10
- web https://orca.security/resources/blog/sglang-llm-framework-rce-vulnerabilities