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CVE-2026-78329
critical
CVSS 9.8
Vulnerability in org.apache.camel:camel-undertow (CVE-2026-78329)
Summary
vulnerability in org.apache.camel:camel-undertow (CVE-2026-78329). Successful exploitation can lead to full system takeover. Mitigation: upgrade to `4.22.0` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-78329** has been found in org.apache.camel:camel-undertow.
Successful exploitation can lead to full system takeover. CVSS score: 9.8/10.
What to do: upgrade org.apache.camel:camel-undertow to **4.22.0** or later.
If unsure, ask your IT team or search "org.apache.camel:camel-undertow CVE-2026-78329" on the vendor's site.
CVE-2026-78329 (org.apache.camel:camel-undertow) — CWE-20 / CVSS v3 9.8
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Patched: `4.22.0` — 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-20) exists in org.apache.camel:camel-undertow.
📍 Affected scope
org.apache.camel:camel-undertow — .
🔥 Severity
Severity: Critical (CVSS 9.8/10). Successful exploitation can lead to full system takeover
🔧 How to fix
Update to **4.22.0**.
🛡️ 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 'org.apache.camel:camel-undertow' .` 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 'org.apache.camel:camel-undertow' . | 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 `org.apache.camel:camel-undertow` 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 org.apache.camel:camel-undertow to 4.22.0ステージング環境で 4.22.0 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
maven
org.apache.camel:camel-undertow
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.22.0"}]}]
References
- web https://nvd.nist.gov/vuln/detail/CVE-2026-78329
- web https://camel.apache.org/security/CVE-2026-78329.html
- web https://github.com/advisories/GHSA-v7h8-xhh6-gfj4
- web https://github.com/apache/camel/pull/25367
- web https://github.com/apache/camel/pull/25379
- web https://github.com/apache/camel/pull/25381
- web https://github.com/apache/camel/pull/25414
- web https://github.com/apache/camel/commit/0484842201ed53fb52f3223f9b698868644f5b6f
- web https://github.com/apache/camel/commit/1574902d79cc5d36a2e618f7470bf0cba005d5e5
- web https://github.com/apache/camel/commit/859e93b4b37fe41918c50812cb1fedb20ca6b8e1
- web https://github.com/apache/camel/releases/tag/camel-4.14.9
- web https://github.com/apache/camel/releases/tag/camel-4.18.4
- web https://github.com/apache/camel/releases/tag/camel-4.22.0
- web https://issues.apache.org/jira/browse/CAMEL-24360