Security advisory

{
  "id": "bcec72073f1ad7dd5a31a6a34c16479bd3027a36888824ed92d213e391eb61db",
  "url": "https://osv.dev/vulnerability/CVE-2019-18923",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2019-18923",
    "summary": "Insufficient content type validation of proxied resources in go-camo before 2.1.1 allows a remote attacker to serve arbitrary content from go-camo's origin.",
    "evidence": "osv:CVE-2019-18923",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2019-18923",
      "aliases": [
        "CVE-2019-18923",
        "GHSA-jg2r-qf99-4wvr"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/cactus/go-camo",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "c1a5f28e28dd0b276269fe18ce1d4b794aa70655"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:go-camo_project:go-camo:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "2.1.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v2.1.0",
            "v2.0.1",
            "v2.0.0",
            "v2.0.0-alpha.2",
            "v2.0.0-alpha.1",
            "v1.1.7",
            "v1.1.6",
            "v1.1.5",
            "v1.1.4",
            "v1.1.3",
            "v1.1.2",
            "v1.1.1",
            "v1.1.0",
            "v1.0.18",
            "v1.0.17",
            "v1.0.16",
            "v1.0.15",
            "v1.0.14",
            "v1.0.13",
            "v1.0.12",
            "v1.0.11",
            "v1.0.10",
            "v1.0.9",
            "v1.0.8",
            "v1.0.7",
            "v1.0.6",
            "v1.0.5",
            "v1.0.4",
            "v1.0.3",
            "v1.0.2",
            "v1.0.1",
            "v1.0.0",
            "v0.6.0",
            "v0.5.0",
            "v0.4.0",
            "v0.3.0",
            "v0.2.0",
            "v0.1.3",
            "v0.1.2",
            "v0.1.1",
            "v0.1.0",
            "v0.0.4",
            "v0.0.3",
            "v0.0.2",
            "v0.0.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-18923.json"
          }
        }
      ],
      "modified": "2026-10-20T10:51:40.199566848Z",
      "provider": "osv",
      "references": [
        "https://github.com/cactus/go-camo/blob/505862f7bf14c8b6ff945734d5f3fdcd929e45dd/pkg/camo/proxy.go#L453-L460",
        "https://github.com/cactus/go-camo/security/advisories/GHSA-jg2r-qf99-4wvr"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2019-18923",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 382743,
  "published_at": "2019-11-13T22:15:12.553+00:00"
}