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CVE-2026-45697
critical
CVSS 9.8
Vulnerability in verbb/formie (CVE-2026-45697)
Summary
vulnerability in verbb/formie (CVE-2026-45697). Successful exploitation can lead to full system takeover. Mitigation: upgrade to `2.2.20` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-45697** has been found in verbb/formie.
Successful exploitation can lead to full system takeover. CVSS score: 9.8/10.
What to do: upgrade verbb/formie to **2.2.20** or later.
If unsure, ask your IT team or search "verbb/formie CVE-2026-45697" on the vendor's site.
CVE-2026-45697 (verbb/formie) — CWE-1336 / CVSS v3 9.8
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Patched: `2.2.20` — 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-1336) exists in verbb/formie.
📍 Affected scope
verbb/formie — .
🔥 Severity
Severity: Critical (CVSS 9.8/10). Successful exploitation can lead to full system takeover
🔧 How to fix
Update to **2.2.20**.
🛡️ 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 'verbb/formie' .` 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
-
1Identify exposure identify
grep -r 'verbb/formie' . | 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 `verbb/formie` 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 verbb/formie to 2.2.20ステージング環境で 2.2.20 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
verbb/formie
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.20"}]}]
Packagist
verbb/formie
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.20"}]}]
References
- advisory https://nvd.nist.gov/vuln/detail/CVE-2026-45697
- package https://github.com/verbb/formie
- web https://github.com/verbb/formie/security/advisories/GHSA-x7m9-mwc2-g6w2
- web https://github.com/verbb/formie/commit/f690d5623163ce2a95da305238d6367575486ee3
- web https://github.com/verbb/formie/releases/tag/2.2.20
- web https://github.com/verbb/formie/releases/tag/3.1.24
- web https://github.com/advisories/GHSA-x7m9-mwc2-g6w2