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GHSA-42x9-rr3c-gr59
GHSA-42x9-rr3c-gr59

Author: advisory-database[bot]

advisories/github-reviewed/2022/05/GHSA-42x9-rr3c-gr59/GHSA-42x9-rr3c-gr59.json

@@ -0,0 +1,92 @@
+{
+  "schema_version": "1.4.0",
+  "id": "GHSA-42x9-rr3c-gr59",
+  "modified": "2026-02-06T22:44:36Z",
+  "published": "2022-05-24T17:21:06Z",
+  "aliases": [
+    "CVE-2017-18907"
+  ],
+  "summary": "Mattermost Server vulnerable to XSS through channel headers",
+  "details": "An issue was discovered in Mattermost Server before 4.0.0, 3.10.2, and 3.9.2. XSS could occur via a channel header.",
+  "severity": [
+    {
+      "type": "CVSS_V3",
+      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
+    }
+  ],
+  "affected": [
+    {
+      "package": {
+        "ecosystem": "Go",
+        "name": "github.com/mattermost/mattermost-server"
+      },
+      "ranges": [
+        {
+          "type": "ECOSYSTEM",
+          "events": [
+            {
+              "introduced": "0"
+            },
+            {
+              "fixed": "3.9.2-0.20170714014920-312269ad0bd1"
+            }
+          ]
+        }
+      ]
+    },
+    {
+      "package": {
+        "ecosystem": "Go",
+        "name": "github.com/mattermost/mattermost-server"
+      },
+      "ranges": [
+        {
+          "type": "ECOSYSTEM",
+          "events": [
+            {
+              "introduced": "3.10.0"
+            },
+            {
+              "fixed": "3.10.2"
+            }
+          ]
+        }
+      ]
+    }
+  ],
+  "references": [
+    {
+      "type": "ADVISORY",
+      "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-18907"
+    },
+    {
+      "type": "WEB",
+      "url": "https://github.com/mattermost/mattermost/commit/312269ad0bd166174f07f9df7391fce714601600"
+    },
+    {
+      "type": "WEB",
+      "url": "https://github.com/mattermost/mattermost/commit/4519b03d95e8bfe1b2f74094673ae1a2f39f6b47"
+    },
+    {
+      "type": "WEB",
+      "url": "https://github.com/mattermost/mattermost/commit/a18479df0940be8503c9b88993490741793eba9e"
+    },
+    {
+      "type": "PACKAGE",
+      "url": "https://github.com/mattermost/mattermost"
+    },
+    {
+      "type": "WEB",
+      "url": "https://mattermost.com/security-updates"
+    }
+  ],
+  "database_specific": {
+    "cwe_ids": [
+      "CWE-79"
+    ],
+    "severity": "MODERATE",
+    "github_reviewed": true,
+    "github_reviewed_at": "2026-02-06T22:44:36Z",
+    "nvd_published_at": "2020-06-19T20:15:00Z"
+  }
+}