{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-116066",
        "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "state": "PUBLISHED",
        "assignerShortName": "VulnCheck",
        "dateReserved": "2026-10-25T01:57:13.047Z",
        "datePublished": "2026-10-25T11:50:55.818Z",
        "dateUpdated": "2026-10-25T11:50:55.818Z"
    },
    "containers": {
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                "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
                "shortName": "VulnCheck",
                "dateUpdated": "2026-10-25T11:50:55.818Z"
            },
            "datePublic": "2026-10-20T00:00:00.000Z",
            "title": "Firecrawl before 2.11.586 SSRF Protection Bypass via DNS Rebinding in Playwright Service",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "Firecrawl before 2.11.586 contains a server-side request forgery vulnerability in the Playwright service SSRF proxy that allows attackers to bypass isInternalHost checks via DNS rebinding. Attackers controlling DNS for a scrape target can return a public address during validation and a private address at connect time, retrieving cloud metadata and internal resources through the scrape API."
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "Server-Side Request Forgery (SSRF)",
                            "cweId": "CWE-918",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "Firecrawl",
                    "product": "Firecrawl",
                    "defaultStatus": "unaffected",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "versionType": "semver",
                            "lessThan": "2.11.586"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "format": "CVSS",
                    "cvssV4_0": {
                        "version": "4.0",
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:H/SI:L/SA:L",
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "attackRequirements": "PRESENT",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "vulnConfidentialityImpact": "LOW",
                        "vulnIntegrityImpact": "NONE",
                        "vulnAvailabilityImpact": "NONE",
                        "subConfidentialityImpact": "HIGH",
                        "subIntegrityImpact": "LOW",
                        "subAvailabilityImpact": "LOW",
                        "baseScore": 7,
                        "baseSeverity": "HIGH"
                    }
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                        "attackVector": "NETWORK",
                        "attackComplexity": "HIGH",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "scope": "CHANGED",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "NONE",
                        "availabilityImpact": "NONE",
                        "baseScore": 6.8,
                        "baseSeverity": "MEDIUM"
                    }
                }
            ],
            "references": [
                {
                    "url": "https://github.com/firecrawl/firecrawl/issues/5256",
                    "tags": [
                        "issue-tracking"
                    ],
                    "name": "GitHub Issue #5256"
                },
                {
                    "url": "https://github.com/firecrawl/firecrawl",
                    "tags": [
                        "product"
                    ]
                },
                {
                    "url": "https://github.com/firecrawl/firecrawl/blob/5c198a7d9376fef21a7f6d74313fc957842744ad/apps/playwright-service-ts/api.ts#L47-L117",
                    "tags": [
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                    ]
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                    "url": "https://github.com/firecrawl/firecrawl/commit/5e74ff37b41ac650d6bccff170a9be0a6decb946",
                    "tags": [
                        "patch"
                    ]
                },
                {
                    "name": "VulnCheck Advisory: Firecrawl before 2.11.586 SSRF Protection Bypass via DNS Rebinding in Playwright Service",
                    "tags": [
                        "third-party-advisory"
                    ],
                    "url": "https://www.vulncheck.com/advisories/firecrawl-before-2.11.586-ssrf-protection-bypass-via-dns-rebinding-in-playwright-service"
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "George Chen",
                    "type": "finder"
                }
            ],
            "x_generator": {
                "engine": "vulncheck-endgame"
            }
        }
    }
}