data/osv/GO-2026-4477.json

{
  "schema_version": "1.3.1",
  "id": "GO-2026-4477",
  "modified": "0001-01-01T00:00:00Z",
  "published": "0001-01-01T00:00:00Z",
  "aliases": [
    "CVE-2017-18906",
    "GHSA-fpcr-4rr5-hpcp"
  ],
  "summary": "Mattermost Server vulnerable to user account takeover when Single Sign-On OAuth2 is used in github.com/mattermost/mattermost-server",
  "details": "Mattermost Server vulnerable to user account takeover when Single Sign-On OAuth2 is used in github.com/mattermost/mattermost-server.\n\nNOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions.\n\n(If this is causing false-positive reports from vulnerability scanners, please suggest an edit to the report.)\n\nThe additional affected modules and versions are: github.com/mattermost/mattermost-server before v3.9.2-0.20170714134023-b17fca0d5ee7.",
  "affected": [
    {
      "package": {
        "name": "github.com/mattermost/mattermost-server",
        "ecosystem": "Go"
      },
      "ranges": [
        {
          "type": "SEMVER",
          "events": [
            {
              "introduced": "3.10.0+incompatible"
            },
            {
              "fixed": "3.10.2+incompatible"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "custom_ranges": [
          {
            "type": "ECOSYSTEM",
            "events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "3.9.2-0.20170714134023-b17fca0d5ee7"
              }
            ]
          }
        ]
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-fpcr-4rr5-hpcp"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-18906"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mattermost/mattermost/commit/259ad46f30d0fac2f7c5c14f3b76b2170f7e90c7"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mattermost/mattermost/commit/b17fca0d5ee7557e3df1cf1d1da8bd749859e35f"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mattermost/mattermost/commit/fbc170733e86f09b46ba754dd03304733d2f482f"
    },
    {
      "type": "WEB",
      "url": "https://mattermost.com/security-updates"
    }
  ],
  "database_specific": {
    "url": "https://pkg.go.dev/vuln/GO-2026-4477",
    "review_status": "UNREVIEWED"
  }
}