{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-48736",
        "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "state": "PUBLISHED",
        "assignerShortName": "GitHub_M",
        "dateReserved": "2026-05-22T19:10:35.746Z",
        "datePublished": "2026-07-14T19:09:30.260Z",
        "dateUpdated": "2026-07-15T13:23:06.394Z"
    },
    "containers": {
        "cna": {
            "title": "Symfony: IpUtils::PRIVATE_SUBNETS Omits IPv6 Transition Forms (6to4, NAT64, Teredo, IPv4-compatible): SSRF Bypass in NoPrivateNetworkHttpClient",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-184",
                            "lang": "en",
                            "description": "CWE-184: Incomplete List of Disallowed Inputs",
                            "type": "CWE"
                        }
                    ]
                },
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-918",
                            "lang": "en",
                            "description": "CWE-918: Server-Side Request Forgery (SSRF)",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "cvssV4_0": {
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "attackRequirements": "PRESENT",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "vulnConfidentialityImpact": "NONE",
                        "vulnIntegrityImpact": "NONE",
                        "vulnAvailabilityImpact": "NONE",
                        "subConfidentialityImpact": "HIGH",
                        "subIntegrityImpact": "LOW",
                        "subAvailabilityImpact": "NONE",
                        "baseScore": 6.9,
                        "baseSeverity": "MEDIUM",
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:L/SA:N",
                        "version": "4.0"
                    }
                }
            ],
            "references": [
                {
                    "name": "https://github.com/symfony/symfony/security/advisories/GHSA-38cx-cq6f-5755",
                    "tags": [
                        "x_refsource_CONFIRM"
                    ],
                    "url": "https://github.com/symfony/symfony/security/advisories/GHSA-38cx-cq6f-5755"
                },
                {
                    "name": "https://github.com/symfony/symfony/commit/82765368cf74177c36613575182f168a2eb765b2",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/symfony/symfony/commit/82765368cf74177c36613575182f168a2eb765b2"
                },
                {
                    "name": "https://github.com/symfony/symfony/commit/85b831555be8ea1f43bf01078afe87bc4c92f65e",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/symfony/symfony/commit/85b831555be8ea1f43bf01078afe87bc4c92f65e"
                },
                {
                    "name": "https://github.com/symfony/symfony/releases/tag/v5.4.53",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/symfony/symfony/releases/tag/v5.4.53"
                },
                {
                    "name": "https://github.com/symfony/symfony/releases/tag/v6.4.41",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/symfony/symfony/releases/tag/v6.4.41"
                },
                {
                    "name": "https://github.com/symfony/symfony/releases/tag/v7.4.13",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/symfony/symfony/releases/tag/v7.4.13"
                }
            ],
            "affected": [
                {
                    "vendor": "symfony",
                    "product": "symfony",
                    "versions": [
                        {
                            "version": ">= 5.4.0, < 5.4.53",
                            "status": "affected"
                        },
                        {
                            "version": ">= 6.0.0-BETA1, < 6.4.41",
                            "status": "affected"
                        },
                        {
                            "version": ">= 7.0.0-BETA1, < 7.4.13",
                            "status": "affected"
                        },
                        {
                            "version": ">= 8.0.0-BETA1, < 8.0.13",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "symfony",
                    "product": "http-client",
                    "versions": [
                        {
                            "version": ">= 5.4.0, < 5.4.53",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "symfony",
                    "product": "http-foundation",
                    "versions": [
                        {
                            "version": ">= 6.0.0-BETA1, < 6.4.41",
                            "status": "affected"
                        },
                        {
                            "version": ">= 7.0.0-BETA1, < 7.4.13",
                            "status": "affected"
                        },
                        {
                            "version": ">= 8.0.0-BETA1, < 8.0.13",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
                "shortName": "GitHub_M",
                "dateUpdated": "2026-07-14T19:09:30.260Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 5.4.0 to 5.4.53, 6.4.41, 7.4.13, and 8.0.13, NoPrivateNetworkHttpClient and IpUtils::PRIVATE_SUBNETS omitted IPv6 transition prefixes such as 6to4, NAT64, Teredo, and IPv4-compatible IPv6, allowing attacker-supplied URLs to represent private IPv4 targets in forms that IpUtils::isPrivateIp() did not block. This issue is fixed in versions 5.4.53, 6.4.41, 7.4.13, and 8.0.13."
                }
            ],
            "source": {
                "advisory": "GHSA-38cx-cq6f-5755",
                "discovery": "UNKNOWN"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-07-15T13:22:57.676623Z",
                                "id": "CVE-2026-48736",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-07-15T13:23:06.394Z"
                }
            }
        ]
    }
}