data/reports: add GO-2025-3751 (net/http)

  - data/reports/GO-2025-3751.yaml

Fixes golang/vulndb#3751

Change-Id: I0974dbb211c43600b26be85a83fb33ed96bb36ba
Reviewed-on: https://go-review.googlesource.com/c/vulndb/+/680536
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Damien Neil <dneil@google.com>
diff --git a/data/cve/v5/GO-2025-3751.json b/data/cve/v5/GO-2025-3751.json
new file mode 100644
index 0000000..b68fcd7
--- /dev/null
+++ b/data/cve/v5/GO-2025-3751.json
@@ -0,0 +1,106 @@
+{
+  "dataType": "CVE_RECORD",
+  "dataVersion": "5.0",
+  "cveMetadata": {
+    "cveId": "CVE-2025-4673"
+  },
+  "containers": {
+    "cna": {
+      "providerMetadata": {
+        "orgId": "1bb62c36-49e3-4200-9d77-64a1400537cc"
+      },
+      "title": "Sensitive headers not cleared on cross-origin redirect in net/http",
+      "descriptions": [
+        {
+          "lang": "en",
+          "value": "Proxy-Authorization and Proxy-Authenticate headers persisted on cross-origin redirects potentially leaking sensitive information."
+        }
+      ],
+      "affected": [
+        {
+          "vendor": "Go standard library",
+          "product": "net/http",
+          "collectionURL": "https://pkg.go.dev",
+          "packageName": "net/http",
+          "versions": [
+            {
+              "version": "0",
+              "lessThan": "1.23.10",
+              "status": "affected",
+              "versionType": "semver"
+            },
+            {
+              "version": "1.24.0-0",
+              "lessThan": "1.24.4",
+              "status": "affected",
+              "versionType": "semver"
+            }
+          ],
+          "programRoutines": [
+            {
+              "name": "Client.makeHeadersCopier"
+            },
+            {
+              "name": "Client.Do"
+            },
+            {
+              "name": "Client.Get"
+            },
+            {
+              "name": "Client.Head"
+            },
+            {
+              "name": "Client.Post"
+            },
+            {
+              "name": "Client.PostForm"
+            },
+            {
+              "name": "Get"
+            },
+            {
+              "name": "Head"
+            },
+            {
+              "name": "Post"
+            },
+            {
+              "name": "PostForm"
+            }
+          ],
+          "defaultStatus": "unaffected"
+        }
+      ],
+      "problemTypes": [
+        {
+          "descriptions": [
+            {
+              "lang": "en",
+              "description": "CWE-201: Insertion of Sensitive Information Into Sent Data"
+            }
+          ]
+        }
+      ],
+      "references": [
+        {
+          "url": "https://go.dev/cl/679257"
+        },
+        {
+          "url": "https://go.dev/issue/73816"
+        },
+        {
+          "url": "https://groups.google.com/g/golang-announce/c/ufZ8WpEsA3A"
+        },
+        {
+          "url": "https://pkg.go.dev/vuln/GO-2025-3751"
+        }
+      ],
+      "credits": [
+        {
+          "lang": "en",
+          "value": "Takeshi Kaneko (GMO Cybersecurity by Ierae, Inc.)"
+        }
+      ]
+    }
+  }
+}
\ No newline at end of file
diff --git a/data/osv/GO-2025-3751.json b/data/osv/GO-2025-3751.json
new file mode 100644
index 0000000..56444aa
--- /dev/null
+++ b/data/osv/GO-2025-3751.json
@@ -0,0 +1,80 @@
+{
+  "schema_version": "1.3.1",
+  "id": "GO-2025-3751",
+  "modified": "0001-01-01T00:00:00Z",
+  "published": "0001-01-01T00:00:00Z",
+  "aliases": [
+    "CVE-2025-4673"
+  ],
+  "summary": "Sensitive headers not cleared on cross-origin redirect in net/http",
+  "details": "Proxy-Authorization and Proxy-Authenticate headers persisted on cross-origin redirects potentially leaking sensitive information.",
+  "affected": [
+    {
+      "package": {
+        "name": "stdlib",
+        "ecosystem": "Go"
+      },
+      "ranges": [
+        {
+          "type": "SEMVER",
+          "events": [
+            {
+              "introduced": "0"
+            },
+            {
+              "fixed": "1.23.10"
+            },
+            {
+              "introduced": "1.24.0-0"
+            },
+            {
+              "fixed": "1.24.4"
+            }
+          ]
+        }
+      ],
+      "ecosystem_specific": {
+        "imports": [
+          {
+            "path": "net/http",
+            "symbols": [
+              "Client.Do",
+              "Client.Get",
+              "Client.Head",
+              "Client.Post",
+              "Client.PostForm",
+              "Client.makeHeadersCopier",
+              "Get",
+              "Head",
+              "Post",
+              "PostForm"
+            ]
+          }
+        ]
+      }
+    }
+  ],
+  "references": [
+    {
+      "type": "FIX",
+      "url": "https://go.dev/cl/679257"
+    },
+    {
+      "type": "REPORT",
+      "url": "https://go.dev/issue/73816"
+    },
+    {
+      "type": "WEB",
+      "url": "https://groups.google.com/g/golang-announce/c/ufZ8WpEsA3A"
+    }
+  ],
+  "credits": [
+    {
+      "name": "Takeshi Kaneko (GMO Cybersecurity by Ierae, Inc.)"
+    }
+  ],
+  "database_specific": {
+    "url": "https://pkg.go.dev/vuln/GO-2025-3751",
+    "review_status": "REVIEWED"
+  }
+}
\ No newline at end of file
diff --git a/data/reports/GO-2025-3751.yaml b/data/reports/GO-2025-3751.yaml
new file mode 100644
index 0000000..cf46af7
--- /dev/null
+++ b/data/reports/GO-2025-3751.yaml
@@ -0,0 +1,39 @@
+id: GO-2025-3751
+modules:
+    - module: std
+      versions:
+        - fixed: 1.23.10
+        - introduced: 1.24.0-0
+        - fixed: 1.24.4
+      vulnerable_at: 1.24.3
+      packages:
+        - package: net/http
+          symbols:
+            - Client.makeHeadersCopier
+          derived_symbols:
+            - Client.Do
+            - Client.Get
+            - Client.Head
+            - Client.Post
+            - Client.PostForm
+            - Get
+            - Head
+            - Post
+            - PostForm
+summary: Sensitive headers not cleared on cross-origin redirect in net/http
+description: |-
+    Proxy-Authorization and Proxy-Authenticate headers persisted on cross-origin
+    redirects potentially leaking sensitive information.
+credits:
+    - Takeshi Kaneko (GMO Cybersecurity by Ierae, Inc.)
+references:
+    - fix: https://go.dev/cl/679257
+    - report: https://go.dev/issue/73816
+    - web: https://groups.google.com/g/golang-announce/c/ufZ8WpEsA3A
+cve_metadata:
+    id: CVE-2025-4673
+    cwe: 'CWE-201: Insertion of Sensitive Information Into Sent Data'
+source:
+    id: go-security-team
+    created: 2025-06-10T12:39:34.42046-04:00
+review_status: REVIEWED