Open Redirect in docling-graph (CVE-2026-44520)
Summary
vulnerability in docling-graph (CVE-2026-44520). Confidential information can be exposed externally. Exploitable via ``URLInputHandler``. Mitigation: upgrade to `1.5.1` or later.
AI summary snake-internal / snake-material-v2
Response Actions (7 steps)
Concrete steps and command examples for SOC/SRE teams to execute in order
-
1Identify exposure identify
grep -r 'docling-graph' . | 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 `docling-graph` を grep し、稼働しているサービス・バージョンを把握する。
-
5Apply temporary workaround mitigate
If upgrading is not immediately possible, ensure that **all URLs passed to `URLInputHandler` come exclusively from trusted, internal sources**, never from user-supplied or external input.パッチが適用されるまでの応急処置として、If upgrading is not immediately possible, ensure that **all URLs passed to `URLInputHandler` come exclusively from trusted, internal sources**, never from user-supplied or external input. を実施。回避策の副作用 (機能低下) を確認した上で。
-
6Apply patch patch
Upgrade docling-graph to 1.5.1ステージング環境で 1.5.1 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
References
- advisory https://nvd.nist.gov/vuln/detail/CVE-2026-44520
- package https://github.com/docling-project/docling-graph
- web https://github.com/docling-project/docling-graph/security/advisories/GHSA-fqph-j6v6-jvgx
- web https://cheatsheetseries.owasp.org/cheatsheets/Server_Side_Request_Forgery_Prevention_Cheat_Sheet.html
- web https://github.com/advisories/GHSA-fqph-j6v6-jvgx