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CVE-2026-54181
Cross-Site Scripting (XSS) in backpack/crud (CVE-2026-54181)
Summary
cross-site scripting in backpack/crud (CVE-2026-54181). Risk of unauthorized operations or information disclosure. Exploitable via ``color``. Mitigation: upgrade to `7.0.38` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-54181** has been found in backpack/crud.
Attackers can target a specific entry point like ``color`` over the network to misuse the product.
Risk of unauthorized operations or information disclosure. CVSS score: ?/10.
What to do: upgrade backpack/crud to **7.0.38** or later.
If unsure, ask your IT team or search "backpack/crud CVE-2026-54181" on the vendor's site.
CVE-2026-54181 (backpack/crud) — CWE-79 /
Attack surface: `color` / `true` / `color.blade.php`
Patched: `7.0.38` — apply immediately
Workaround: Validate stored color values against a strict CSS color grammar (e.g.
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
**Cross-site scripting (XSS)** (CWE-79) exists in backpack/crud. Attackers reach the vulnerable code path via ``color`` without authentication.
📍 Affected scope
backpack/crud — . Attack surface: `color` / `true` / `color.blade.php`.
🔥 Severity
Severity: ?. Risk of unauthorized operations or information disclosure
🔧 How to fix
Update to **7.0.38**.
🛡️ Workaround
Workaround: Validate stored color values against a strict CSS color grammar (e.g.
🔍 Detection
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Run `grep -r 'backpack/crud' .` 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 'backpack/crud' . | 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 `backpack/crud` 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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5Apply temporary workaround mitigate
Validate stored color values against a strict CSS color grammar (e.g.パッチが適用されるまでの応急処置として、Validate stored color values against a strict CSS color grammar (e.g. 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 backpack/crud to 7.0.38ステージング環境で 7.0.38 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
composer
backpack/crud
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.0.38"}]}]