Add vpatch-CVE-2026-8037 rule and test

.appsec-tests/vpatch-CVE-2026-8037/CVE-2026-8037.yaml

@@ -0,0 +1,22 @@
+## autogenerated on 2026-07-08 12:55:42
+id: CVE-2026-8037
+info:
+  name: CVE-2026-8037
+  author: crowdsec
+  severity: info
+  description: CVE-2026-8037 testing
+  tags: appsec-testing
+http:
+  - raw:
+      - |
+        POST /accessv2 HTTP/1.1
+        Host: {{Hostname}}
+        Content-Type: application/json
+        Accept: */*
+
+        {"cmd": "getall", "apiuser": "''''", "apipass": "BBBBB", "g0": "AAAAAAAAAAAAAAAA'; cat /etc/passwd #"}
+    cookie-reuse: true
+    matchers:
+    - type: status
+      status:
+       - 403

.appsec-tests/vpatch-CVE-2026-8037/config.yaml

@@ -0,0 +1,5 @@
+## autogenerated on 2026-07-08 12:55:42
+appsec-rules:
+  - ./appsec-rules/crowdsecurity/base-config.yaml
+  - ./appsec-rules/crowdsecurity/vpatch-CVE-2026-8037.yaml
+nuclei_template: CVE-2026-8037.yaml

appsec-rules/crowdsecurity/vpatch-CVE-2026-8037.yaml

@@ -0,0 +1,43 @@
+## autogenerated on 2026-07-08 12:55:42
+name: crowdsecurity/vpatch-CVE-2026-8037
+description: 'Detects unauthenticated OS command injection in Progress ADC LoadMaster via crafted JSON parameters in /accessv2 endpoint.'
+rules:
+  - and:
+      - zones:
+          - URI
+        transform:
+          - lowercase
+        match:
+          type: equals
+          value: /accessv2
+      - zones:
+          - BODY_ARGS
+        variables:
+          - json.g0
+          - json.g1
+          - json.g2
+          - json.g3
+          - json.g4
+          - json.g5
+          - json.g6
+          - json.g7
+          - json.g8
+          - json.g9
+        transform:
+          - lowercase
+          - urldecode
+        match:
+          type: contains
+          value: "';"
+
+labels:
+  type: exploit
+  service: http
+  confidence: 3
+  spoofable: 0
+  behavior: 'http:exploit'
+  label: 'Progress ADC LoadMaster - RCE'
+  classification:
+    - cve.CVE-2026-8037
+    - attack.T1190
+    - cwe.CWE-78

collections/crowdsecurity/appsec-virtual-patching.yaml

@@ -150,6 +150,7 @@ appsec-rules:
 - crowdsecurity/vpatch-CVE-2025-54249
 - crowdsecurity/vpatch-CVE-2020-13640
 - crowdsecurity/vpatch-CVE-2018-11511
+- crowdsecurity/vpatch-CVE-2026-8037
 - crowdsecurity/vpatch-CVE-2025-2611
 - crowdsecurity/vpatch-CVE-2022-24086
 - crowdsecurity/vpatch-CVE-2021-32478