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CVE-2026-42032
critical
CVSS 9.1
Authorization Flaw in ckan (CVE-2026-42032)
Summary
vulnerability in ckan (CVE-2026-42032). Confidential information can be exposed externally. Exploitable via ``datastore_search_sql``. Mitigation: upgrade to `2.11.5` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-42032** has been found in ckan.
Attackers can target a specific entry point like ``datastore_search_sql`` over the network to misuse the product.
Confidential information can be exposed externally. CVSS score: 9.1/10.
What to do: upgrade ckan to **2.11.5** or later.
If unsure, ask your IT team or search "ckan CVE-2026-42032" on the vendor's site.
CVE-2026-42032 (ckan) — CWE-863 / CVSS v3 9.1
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Attack surface: `datastore_search_sql` / `IAuthFunctions`
Patched: `2.11.5` — apply immediately
Workaround: Disable the DataStore SQL search (`ckan.datastore.sqlsearch.enabled = false`).
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
**incorrect authorization** (CWE-863) exists in ckan. Attackers reach the vulnerable code path via ``datastore_search_sql`` without authentication.
📍 Affected scope
ckan — . Attack surface: `datastore_search_sql` / `IAuthFunctions`.
🔥 Severity
Severity: Critical (CVSS 9.1/10). Confidential information can be exposed externally
🔧 How to fix
Update to **2.11.5**.
🛡️ Workaround
Workaround: Disable the DataStore SQL search (`ckan.datastore.sqlsearch.enabled = false`).
🔍 Detection
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Run `grep -r 'ckan' .` 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 'ckan' . | 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 `ckan` 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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5Apply temporary workaround mitigate
Disable the DataStore SQL search (`ckan.datastore.sqlsearch.enabled = false`).パッチが適用されるまでの応急処置として、Disable the DataStore SQL search (`ckan.datastore.sqlsearch.enabled = false`). を実施。回避策の副作用 (機能低下) を確認した上で。
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6Apply patch patch
Upgrade ckan to 2.11.5ステージング環境で 2.11.5 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
pip
ckan
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.11.5"}]}]
PyPI
ckan
[{"type":"ECOSYSTEM","events":[{"introduced":"2.11.0"},{"fixed":"2.11.5"}]}]
References
- advisory https://nvd.nist.gov/vuln/detail/CVE-2026-42032
- package https://github.com/ckan/ckan
- patch [email protected]
- web https://docs.ckan.org/en/2.10/changelog.html#v-2-10-10-2026-04-29
- web https://docs.ckan.org/en/2.11/changelog.html#v-2-11-5-2026-04-29
- web https://docs.ckan.org/en/2.11/extensions/plugin-interfaces.html#ckan.plugins.interfaces.IAuthFunctions
- web https://docs.ckan.org/en/2.11/maintaining/configuration.html#ckan-datastore-sqlsearch-enabled
- web https://github.com/advisories/GHSA-cg4x-64p3-x59h