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Caido has an insufficient patch for DNS rebind leading to RCE

Type: advisorySources: OSV

Caido is a web security auditing toolkit. Prior to 0.55.0, Caido blocks non whitelisted domains to reach out through the 8080 port, and shows Host/IP is not allowed to connect to Caido on all endpoints. But this is bypassable by injecting a X-Forwarded-Host: 127.0.0.1:8080 header. This vulnerability is fixed in 0.55.0.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2026-24853
Confirmed fixed CVEs
Not specified
Updated in this feed
3 Nov 2026, 14:04 UTC · Revision 1

Source evidence

Caido has an insufficient patch for DNS rebind leading to RCE

core-osv · Original source

Published 13 Feb 2026, 22:19 UTC

Caido is a web security auditing toolkit. Prior to 0.55.0, Caido blocks non whitelisted domains to reach out through the 8080 port, and shows Host/IP is not allowed to connect to Caido on all endpoints. But this is bypassable by injecting a X-Forwarded-Host: 127.0.0.1:8080 header. This vulnerability is fixed in 0.55.0.

osv:CVE-2026-24853
Complete source record
{
  "id": "8e77fd913aa1645ae85376d39700fccb81bf4d97e7fd7118c56ee0a43893e8a7",
  "url": "https://osv.dev/vulnerability/CVE-2026-24853",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Caido has an insufficient patch for DNS rebind leading to RCE",
    "summary": "Caido is a web security auditing toolkit. Prior to 0.55.0, Caido blocks non whitelisted domains to reach out through the 8080 port, and shows Host/IP is not allowed to connect to Caido on all endpoints. But this is bypassable by injecting a X-Forwarded-Host: 127.0.0.1:8080 header. This vulnerability is fixed in 0.55.0.",
    "evidence": "osv:CVE-2026-24853",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-24853",
      "aliases": [
        "CVE-2026-24853",
        "GHSA-3q5q-p8vj-8783"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/caido/caido",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "c9f501e593c3bb5f5dfc9d14734a90154c75a0e3"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "0.55.0"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StringRangeExpression"
                  },
                  {
                    "cpe": "cpe:2.3:a:caido:caido:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "0.55.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v0.54.1",
            "v0.54.0",
            "v0.53.1",
            "v0.53.0",
            "v0.52.0",
            "v0.51.1",
            "v0.51.0",
            "v0.50.2",
            "v0.50.1",
            "v0.50.0",
            "v0.49.0",
            "v0.48.1",
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            "v0.47.1",
            "v0.47.0",
            "v0.46.0",
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            "v0.45.0",
            "v0.44.1",
            "v0.44.0",
            "v0.43.1",
            "v0.43.0",
            "v0.42.0",
            "v0.41.0",
            "v0.40.0",
            "v0.39.0",
            "v0.38.0",
            "v0.37.0",
            "v0.36.1",
            "v0.36.0",
            "v0.35.0",
            "v0.34.1",
            "v0.34.0",
            "v0.33.0",
            "v0.32.1",
            "v0.32.0",
            "v0.31.1",
            "v0.31.0",
            "v0.30.4",
            "v0.30.3",
            "v0.30.2",
            "v0.30.1",
            "v0.30.0",
            "v0.29.2",
            "v0.29.0",
            "v0.28.0",
            "v0.27.2",
            "v0.27.1",
            "v0.26.0",
            "v0.25.3",
            "v0.25.0",
            "v0.24.1",
            "v0.24.0",
            "v0.23.1",
            "v0.22.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-24853.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:29.539005020Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/24xxx/CVE-2026-24853.json",
        "https://github.com/caido/caido/security/advisories/GHSA-3q5q-p8vj-8783",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-24853"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-290"
        ],
        "cna_assigner": "GitHub_M",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/24xxx/CVE-2026-24853.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-24853",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 496211,
  "published_at": "2026-02-13T22:19:47.142+00:00"
}