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CVE-2026-0545
critical
CVSS 9.8
Vulnerability in mlflow (CVE-2026-0545)
Summary
vulnerability in mlflow (CVE-2026-0545). Confidential information can be exposed externally.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-0545** has been found in mlflow.
Confidential information can be exposed externally. CVSS score: 9.8/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "mlflow CVE-2026-0545" on the vendor's site.
CVE-2026-0545 (mlflow) — CWE-306 / CVSS v3 9.8
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
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-306) exists in mlflow.
📍 Affected scope
mlflow — .
🔥 Severity
Severity: Critical (CVSS 9.8/10). Confidential information can be exposed externally
🔧 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 'mlflow' .` 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 'mlflow' . | 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 `mlflow` 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
mlflow
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"3.10.1"}]}]
References
- advisory https://nvd.nist.gov/vuln/detail/CVE-2026-0545
- advisory https://github.com/advisories/GHSA-7qhf-v65m-g5f3
- package https://github.com/mlflow/mlflow
- package https://pypi.org/project/mlflow
- web https://huntr.com/bounties/b2e5b028-9541-4d29-8703-a76f1a3734d8
- web 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- web 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- web 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- web 0b0ca135-0b70-47e7-9f44-1890c2a1c46c