← Back
CVE-2025-3933
Vulnerability in transformers (CVE-2025-3933)
Summary
vulnerability in transformers (CVE-2025-3933). Risk of unauthorized operations or information disclosure. Mitigation: upgrade to `4.52.1` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2025-3933** has been found in transformers.
Risk of unauthorized operations or information disclosure. CVSS score: ?/10.
What to do: upgrade transformers to **4.52.1** or later.
If unsure, ask your IT team or search "transformers CVE-2025-3933" on the vendor's site.
CVE-2025-3933 (transformers) — CWE-1333 /
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Patched: `4.52.1` — 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-1333) exists in transformers.
📍 Affected scope
transformers — .
🔥 Severity
Severity: ?. Risk of unauthorized operations or information disclosure
🔧 How to fix
Update to **4.52.1**.
🛡️ 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 'transformers' .` 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 'transformers' . | 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 `transformers` 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 transformers to 4.52.1ステージング環境で 4.52.1 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。
-
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
transformers
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.52.1"}]}]
References
- advisory https://nvd.nist.gov/vuln/detail/CVE-2025-3933
- advisory https://github.com/advisories/GHSA-37mw-44qp-f5jm
- package https://github.com/huggingface/transformers
- package https://pypi.org/project/transformers
- web https://github.com/huggingface/transformers/pull/37788
- web https://github.com/huggingface/transformers/commit/ebbe9b12dd75b69f92100d684c47f923ee262a93
- web https://huntr.com/bounties/25282953-5827-4384-bb6f-5790d275721b