Add vpatch-CVE-2026-42208 rule and test

.appsec-tests/vpatch-CVE-2026-42208/CVE-2026-42208.yaml

@@ -0,0 +1,22 @@
+## autogenerated on 2026-07-08 12:56:55
+id: CVE-2026-42208
+info:
+  name: CVE-2026-42208
+  author: crowdsec
+  severity: info
+  description: CVE-2026-42208 testing
+  tags: appsec-testing
+http:
+  - raw:
+      - |
+        POST /v1/chat/completions HTTP/1.1
+        Host: {{Hostname}}
+        Content-Type: application/json
+        Authorization: Bearer {{randstr}}' OR (SELECT pg_sleep(8)) IS NOT NULL --
+
+        {}
+    cookie-reuse: true
+    matchers:
+    - type: status
+      status:
+       - 403

.appsec-tests/vpatch-CVE-2026-42208/config.yaml

@@ -0,0 +1,5 @@
+## autogenerated on 2026-07-08 12:56:55
+appsec-rules:
+  - ./appsec-rules/crowdsecurity/base-config.yaml
+  - ./appsec-rules/crowdsecurity/vpatch-CVE-2026-42208.yaml
+nuclei_template: CVE-2026-42208.yaml

appsec-rules/crowdsecurity/vpatch-CVE-2026-42208.yaml

@@ -0,0 +1,33 @@
+## autogenerated on 2026-07-08 12:56:55
+name: crowdsecurity/vpatch-CVE-2026-42208
+description: 'Detects SQL injection in LiteLLM via crafted Authorization header on /v1/chat/completions endpoint.'
+rules:
+  - and:
+      - zones:
+          - URI
+        transform:
+          - lowercase
+        match:
+          type: equals
+          value: /v1/chat/completions
+      - zones:
+          - HEADERS
+        variables:
+          - authorization
+        transform:
+          - lowercase
+        match:
+          type: contains
+          value: "' or "
+
+labels:
+  type: exploit
+  service: http
+  confidence: 3
+  spoofable: 0
+  behavior: 'http:exploit'
+  label: 'LiteLLM - SQLI'
+  classification:
+    - cve.CVE-2026-42208
+    - attack.T1190
+    - cwe.CWE-89

collections/crowdsecurity/appsec-virtual-patching.yaml

@@ -136,6 +136,7 @@ appsec-rules:
 - crowdsecurity/vpatch-CVE-2025-59528
 - crowdsecurity/vpatch-CVE-2024-46506
 - crowdsecurity/vpatch-CVE-2025-3605
+- crowdsecurity/vpatch-CVE-2026-42208
 - crowdsecurity/vpatch-CVE-2024-29028
 - crowdsecurity/vpatch-CVE-2023-6000
 - crowdsecurity/vpatch-CVE-2024-0204