data/osv/GO-2025-4113.json

{
  "schema_version": "1.3.1",
  "id": "GO-2025-4113",
  "modified": "0001-01-01T00:00:00Z",
  "published": "0001-01-01T00:00:00Z",
  "aliases": [
    "CVE-2025-64484",
    "GHSA-vjrc-mh2v-45x6"
  ],
  "summary": "OAuth2-Proxy is vulnerable to header smuggling via underscore leading to potential privilege escalation in github.com/oauth2-proxy/oauth2-proxy",
  "details": "OAuth2-Proxy is vulnerable to header smuggling via underscore leading to potential privilege escalation in github.com/oauth2-proxy/oauth2-proxy",
  "affected": [
    {
      "package": {
        "name": "github.com/oauth2-proxy/oauth2-proxy",
        "ecosystem": "Go"
      },
      "ranges": [
        {
          "type": "SEMVER",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "ecosystem_specific": {}
    },
    {
      "package": {
        "name": "github.com/oauth2-proxy/oauth2-proxy/v7",
        "ecosystem": "Go"
      },
      "ranges": [
        {
          "type": "SEMVER",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "7.13.0"
            }
          ]
        }
      ],
      "ecosystem_specific": {}
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/oauth2-proxy/oauth2-proxy/security/advisories/GHSA-vjrc-mh2v-45x6"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-64484"
    },
    {
      "type": "FIX",
      "url": "https://github.com/oauth2-proxy/oauth2-proxy/commit/f3f30fa976fb4bb97d6345ba4735cb6d86e24f95"
    },
    {
      "type": "WEB",
      "url": "https://datatracker.ietf.org/doc/html/rfc2616#section-4.2"
    },
    {
      "type": "WEB",
      "url": "https://datatracker.ietf.org/doc/html/rfc822#section-3.2"
    },
    {
      "type": "WEB",
      "url": "https://github.com/oauth2-proxy/oauth2-proxy/releases/tag/v7.13.0"
    },
    {
      "type": "WEB",
      "url": "https://github.security.telekom.com/2020/05/smuggling-http-headers-through-reverse-proxies.html"
    },
    {
      "type": "WEB",
      "url": "https://www.uptimia.com/questions/why-are-http-headers-with-underscores-dropped-by-nginx"
    }
  ],
  "database_specific": {
    "url": "https://pkg.go.dev/vuln/GO-2025-4113",
    "review_status": "UNREVIEWED"
  }
}