Cross-Site Scripting (XSS) in ipl/web (CVE-2026-42224)
Summary
Cross-site scripting in ipl/web (CVE-2026-42224). Successful exploitation can lead to full system takeover. Mitigation: upgrade to 0.10.3 or later.
Original description
The description as published by the source.
ipl/web is a set of common web components for php projects. Prior to versions 0.13.1 and 0.10.3, the vulnerability allows an attacker to inject malicious Javascript into a victim's browser to run it in the context of Icinga Web. The victim needs to visit a specifically prepared website and may have no immediate chance to notice any wrongdoing. This issue has been patched in versions 0.13.1 and 0.10.3.
Source: NIST National Vulnerability Database NVD GitHub Advisory
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2026-42224 has been found in ipl/web.
Successful exploitation can lead to full system takeover. CVSS score: 7.6/10.
What to do: upgrade ipl/web to 0.10.3 or later.
If unsure, ask your IT team or search "ipl/web CVE-2026-42224" on the vendor's site.
CVE-2026-42224 (ipl/web) — CWE-79 / CVSS v3 7.6
Attack vector: remote (network-reachable)
Patched: 0.10.3 — apply immediately
Workaround: Enable the Content-Security-Policy (CSP) in the general configuration of Icinga Web available since version 2.12.0.
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.
Cross-site scripting (XSS) (CWE-79) exists in ipl/web.
Check the vendor advisory for the affected versions of ipl/web.
Severity: High (CVSS 7.6/10). Successful exploitation can lead to full system takeover.
Update to 0.10.3.
Workaround: Enable the Content-Security-Policy (CSP) in the general configuration of Icinga Web available since version 2.12.0.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Run grep -r 'ipl/web' . against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
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1Identify exposure identify
grep -r 'ipl/web' . | 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
ipl/webを grep し、稼働しているサービス・バージョンを把握する。 -
2Apply temporary workaround mitigate
Enable the Content-Security-Policy (CSP) in the general configuration of Icinga Web available since version 2.12.0.パッチが適用されるまでの応急処置として、Enable the Content-Security-Policy (CSP) in the general configuration of Icinga Web available since version 2.12.0. 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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3Apply patch patch
Upgrade ipl/web to 0.10.3ステージング環境で 0.10.3 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を含めること。
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4Post-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。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
Affected packages
References
- advisory github.com
- advisory nvd.nist.gov
- advisory github.com
- package github.com
- patch github.com
- web github.com
- web github.com
- web github.com