{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-48806",
        "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "state": "PUBLISHED",
        "assignerShortName": "GitHub_M",
        "dateReserved": "2026-05-22T20:57:10.975Z",
        "datePublished": "2026-07-14T21:28:08.781Z",
        "dateUpdated": "2026-07-15T12:47:14.623Z"
    },
    "containers": {
        "cna": {
            "title": "Twig: Sandbox `__toString()` policy bypass via dynamic mapping keys",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-693",
                            "lang": "en",
                            "description": "CWE-693: Protection Mechanism Failure",
                            "type": "CWE"
                        }
                    ]
                },
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-863",
                            "lang": "en",
                            "description": "CWE-863: Incorrect Authorization",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "cvssV4_0": {
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "attackRequirements": "NONE",
                        "privilegesRequired": "LOW",
                        "userInteraction": "NONE",
                        "vulnConfidentialityImpact": "HIGH",
                        "vulnIntegrityImpact": "LOW",
                        "vulnAvailabilityImpact": "NONE",
                        "subConfidentialityImpact": "NONE",
                        "subIntegrityImpact": "NONE",
                        "subAvailabilityImpact": "NONE",
                        "baseScore": 7.1,
                        "baseSeverity": "HIGH",
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N",
                        "version": "4.0"
                    }
                }
            ],
            "references": [
                {
                    "name": "https://github.com/twigphp/Twig/security/advisories/GHSA-5v5v-ww74-355v",
                    "tags": [
                        "x_refsource_CONFIRM"
                    ],
                    "url": "https://github.com/twigphp/Twig/security/advisories/GHSA-5v5v-ww74-355v"
                },
                {
                    "name": "https://github.com/twigphp/Twig/commit/9ff41014639ef0e8eb50ac7669191c309d863105",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/twigphp/Twig/commit/9ff41014639ef0e8eb50ac7669191c309d863105"
                },
                {
                    "name": "https://github.com/twigphp/Twig/releases/tag/v3.27.0",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/twigphp/Twig/releases/tag/v3.27.0"
                }
            ],
            "affected": [
                {
                    "vendor": "twigphp",
                    "product": "Twig",
                    "versions": [
                        {
                            "version": "< 3.27.0",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
                "shortName": "GitHub_M",
                "dateUpdated": "2026-07-14T21:28:08.781Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "Twig is a template language for PHP. Prior to 3.27.0, ArrayExpression does not guard dynamic mapping keys that are coerced to strings, allowing PHP to invoke __toString() on a Stringable object used as a mapping key without calling SandboxExtension::ensureToStringAllowed(). This issue is fixed in version 3.27.0."
                }
            ],
            "source": {
                "advisory": "GHSA-5v5v-ww74-355v",
                "discovery": "UNKNOWN"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-07-15T12:47:04.147602Z",
                                "id": "CVE-2026-48806",
                                "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": "2026-07-15T12:47:14.623Z"
                }
            }
        ]
    }
}