Add vpatch-CVE-2025-52970 rule and test (#1618)

* Add vpatch-CVE-2025-52970 rule

* Add vpatch-CVE-2025-52970 test config

* Add CVE-2025-52970.yaml test

* Add vpatch-CVE-2025-52970 rule to vpatch collection

* Update vpatch-CVE-2025-52970.yaml

* ci

---------

Co-authored-by: Thibault "bui" Koechlin <thibault@crowdsec.net>
Co-authored-by: Thibault Koechlin <orixxx@gmail.com>

Author: crowdsec-automation

.appsec-tests/vpatch-CVE-2025-52970/CVE-2025-52970.yaml

@@ -0,0 +1,19 @@
+## autogenerated on 2025-12-29 14:03:07
+id: CVE-2025-52970
+info:
+  name: CVE-2025-52970
+  author: crowdsec
+  severity: info
+  description: CVE-2025-52970 testing
+  tags: appsec-testing
+http:
+  - raw:
+      - |
+        GET /api/fabric/device/status HTTP/1.1
+        Host: {{Hostname}}
+        Authorization: Bearer ';drop/**/table/**/fabric_user.test;--
+    cookie-reuse: true
+    matchers:
+    - type: status
+      status:
+       - 403

.appsec-tests/vpatch-CVE-2025-52970/config.yaml

@@ -0,0 +1,5 @@
+## autogenerated on 2025-12-29 14:03:07
+appsec-rules:
+  - ./appsec-rules/crowdsecurity/base-config.yaml
+  - ./appsec-rules/crowdsecurity/vpatch-CVE-2025-52970.yaml
+nuclei_template: CVE-2025-52970.yaml

appsec-rules/crowdsecurity/vpatch-CVE-2025-52970.yaml

@@ -0,0 +1,33 @@
+## autogenerated on 2025-12-29 14:03:07
+name: crowdsecurity/vpatch-CVE-2025-52970
+description: 'Detects authentication bypass to admin privilege in Fortinet FortiWeb via crafted Authorization header.'
+rules:
+  - and:
+      - zones:
+          - URI
+        transform:
+          - lowercase
+        match:
+          type: contains
+          value: /api/fabric/device/status
+      - zones:
+          - HEADERS
+        variables:
+          - authorization
+        transform:
+          - lowercase
+        match:
+          type: contains
+          value: "'"
+
+labels:
+  type: exploit
+  service: http
+  confidence: 3
+  spoofable: 0
+  behavior: 'http:exploit'
+  label: 'Fortinet FortiWeb - Authentication Bypass'
+  classification:
+    - cve.CVE-2025-52970
+    - attack.T1190
+    - cwe.CWE-223

collections/crowdsecurity/appsec-virtual-patching.yaml

@@ -146,6 +146,7 @@ appsec-rules:
 - crowdsecurity/vpatch-CVE-2025-9316
 - crowdsecurity/vpatch-CVE-2025-11700
 - crowdsecurity/vpatch-CVE-2025-13315
+- crowdsecurity/vpatch-CVE-2025-52970
 - crowdsecurity/vpatch-CVE-2025-47188
 author: crowdsecurity
 contexts: