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CVE-2026-44825
high
CVSS 8.1
Vulnerability in solr (CVE-2026-44825)
Summary
vulnerability in solr (CVE-2026-44825). Successful exploitation can lead to full system takeover. Mitigation: upgrade to `10.0.0` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-44825** has been found in solr.
Successful exploitation can lead to full system takeover. CVSS score: 8.1/10.
What to do: upgrade solr to **10.0.0** or later.
If unsure, ask your IT team or search "solr CVE-2026-44825" on the vendor's site.
CVE-2026-44825 (solr) — CWE-798 / CVSS v3 8.1
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Patched: `10.0.0` — 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-798) exists in solr.
📍 Affected scope
solr — .
🔥 Severity
Severity: High (CVSS 8.1/10). Successful exploitation can lead to full system takeover
🔧 How to fix
Update to **10.0.0**.
🛡️ 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 'solr' .` 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 'solr' . | 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 `solr` 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 solr to 10.0.0ステージング環境で 10.0.0 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
Bitnami
solr
[{"type":"SEMVER","events":[{"introduced":"9.4.0"},{"fixed":"10.0.0"}]},{"type":"SEMVER","events":[{"introduced":"10.0.0"},{"last_affected":"10.0.0"}]}]