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CVE-2026-23918
high
CVSS 8.8
Vulnerability in apache (CVE-2026-23918)
Summary
vulnerability in apache (CVE-2026-23918). Successful exploitation can lead to full system takeover. Mitigation: upgrade to `2.4.67` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-23918** has been found in apache.
Successful exploitation can lead to full system takeover. CVSS score: 8.8/10.
What to do: upgrade apache to **2.4.67** or later.
If unsure, ask your IT team or search "apache CVE-2026-23918" on the vendor's site.
CVE-2026-23918 (apache) — CWE-415 / CVSS v3 8.8
Attack vector: remote (network-reachable) / no user interaction
Patched: `2.4.67` — 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-415) exists in apache.
📍 Affected scope
apache — .
🔥 Severity
Severity: High (CVSS 8.8/10). Successful exploitation can lead to full system takeover
🔧 How to fix
Update to **2.4.67**.
🛡️ 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 'apache' .` 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 'apache' . | 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 `apache` 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 apache to 2.4.67ステージング環境で 2.4.67 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
apache
[{"type":"SEMVER","events":[{"introduced":"2.4.66"},{"fixed":"2.4.67"}]}]
References
- JVN JVNDB-2026-015084
- web https://nvd.nist.gov/vuln/detail/CVE-2026-23918
- web https://httpd.apache.org/security/vulnerabilities_24.html
- web http://www.openwall.com/lists/oss-security/2026/05/04/19
- web https://access.redhat.com/errata/RHSA-2026:13938
- web https://access.redhat.com/security/cve/CVE-2026-23918
- web https://bugzilla.redhat.com/show_bug.cgi?id=2465304
- web https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-23918.json
- web https://github.com/advisories/GHSA-p8fm-9c82-pw4g