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CVE-2026-27446
critical
CVSS 9.8
Vulnerability in org.apache.activemq:artemis-server (CVE-2026-27446)
Summary
vulnerability in org.apache.activemq:artemis-server (CVE-2026-27446). Successful exploitation can lead to full system takeover. Mitigation: upgrade to `2.52.0` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-27446** has been found in org.apache.activemq:artemis-server.
Successful exploitation can lead to full system takeover. CVSS score: 9.8/10.
What to do: upgrade org.apache.activemq:artemis-server to **2.52.0** or later.
If unsure, ask your IT team or search "org.apache.activemq:artemis-server CVE-2026-27446" on the vendor's site.
CVE-2026-27446 (org.apache.activemq:artemis-server) — CWE-306 / CVSS v3 9.8
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Patched: `2.52.0` — 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-306) exists in org.apache.activemq:artemis-server.
📍 Affected scope
org.apache.activemq:artemis-server — .
🔥 Severity
Severity: Critical (CVSS 9.8/10). Successful exploitation can lead to full system takeover
🔧 How to fix
Update to **2.52.0**.
🛡️ 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.activemq:artemis-server' .` 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 'org.apache.activemq:artemis-server' . | 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.activemq:artemis-server` 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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6Apply patch patch
Upgrade org.apache.activemq:artemis-server to 2.52.0ステージング環境で 2.52.0 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.activemq:artemis-server
[{"type":"ECOSYSTEM","events":[{"introduced":"2.11.0"},{"last_affected":"2.44.0"}]}]
maven
org.apache.artemis:artemis-server
[{"type":"ECOSYSTEM","events":[{"introduced":"2.50.0"},{"fixed":"2.52.0"}]}]
References
- advisory af854a3a-2127-422b-91ae-364da2661108
- advisory af854a3a-2127-422b-91ae-364da2661108
- advisory https://nvd.nist.gov/vuln/detail/CVE-2026-27446
- ICSA https://www.cisa.gov/news-events/ics-advisories/icsa-26-134-09
- package https://github.com/apache/artemis
- patch [email protected]
- web 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
- web https://github.com/advisories/GHSA-fw88-pf9m-p947
- web 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- web 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- web 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- web 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- web 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- web 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- web 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- web 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- web 0b0ca135-0b70-47e7-9f44-1890c2a1c46c