Vulnerability in almirhodzic/nova-toggle-5 (CVE-2026-42202)
Summary
vulnerability in almirhodzic/nova-toggle-5 (CVE-2026-42202). Data can be tampered with by attackers. Exploitable via `POST /nova-vendor/nova-toggle/toggle/{resource}/{resourceId}`. Mitigation: upgrade to `1.3.0` or later.
AI summary snake-internal / snake-material-v2
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 'almirhodzic/nova-toggle-5' . | 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 `almirhodzic/nova-toggle-5` 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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3Hunt for indicators of compromise detect
grep 'POST /nova-vendor/nova-toggle/toggle/{resource}/{resourceId}' /var/log/nginx/access.log | grep -E '(unusual_payload|sqli_pattern)'アクセスログで `POST /nova-vendor/nova-toggle/toggle/{resource}/{resourceId}` への異常なリクエスト (不正な認証ヘッダ・SQLメタ文字)を過去 30〜90日分捜索。WAF/SIEM があれば該当パスのアラート発火履歴を確認。
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5Apply temporary workaround mitigate
Users who cannot upgrade immediately can either remove the package or restrict access to the `/nova-vendor/nova-toggle/toggle/*` routes via an additional middleware in their application that enforces the `viewNova` gate.パッチが適用されるまでの応急処置として、Users who cannot upgrade immediately can either remove the package or restrict access to the `/nova-vendor/nova-toggle/toggle/*` routes via an additional middleware in their application that enforces the `viewNova` gate. 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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6Apply patch patch
Upgrade almirhodzic/nova-toggle-5 to 1.3.0ステージング環境で 1.3.0 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
Replay attack against POST /nova-vendor/nova-toggle/toggle/{resource}/{resourceId} on staging to confirm patch closes the vector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
References
- advisory https://nvd.nist.gov/vuln/detail/CVE-2026-42202
- package https://github.com/almirhodzic/nova-toggle-5
- web https://github.com/almirhodzic/nova-toggle-5/releases/tag/v1.3.0
- web https://github.com/almirhodzic/nova-toggle-5/security/advisories/GHSA-f5c8-m5vw-rmgq
- web https://github.com/almirhodzic/nova-toggle-5/blob/main/CHANGELOG.md
- web https://github.com/advisories/GHSA-f5c8-m5vw-rmgq