{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-46634", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-05-15T20:11:54.583Z", "datePublished": "2026-07-14T21:19:17.804Z", "dateUpdated": "2026-07-29T18:26:17.523Z"}, "containers": {"cna": {"title": "Twig: `template_from_string()` escapes a SourcePolicy-driven sandbox via synthesized template name", "problemTypes": [{"descriptions": [{"cweId": "CWE-693", "lang": "en", "description": "CWE-693: Protection Mechanism Failure", "type": "CWE"}]}], "metrics": [{"cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 7.7, "baseSeverity": "HIGH", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N", "version": "4.0"}}], "references": [{"name": "https://github.com/twigphp/Twig/security/advisories/GHSA-24x9-r6q4-q93w", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/twigphp/Twig/security/advisories/GHSA-24x9-r6q4-q93w"}, {"name": "https://github.com/twigphp/Twig/commit/1cde8f2b62463f85d47995fc25f8241cb409d915", "tags": ["x_refsource_MISC"], "url": "https://github.com/twigphp/Twig/commit/1cde8f2b62463f85d47995fc25f8241cb409d915"}, {"name": "https://github.com/twigphp/Twig/releases/tag/v3.26.0", "tags": ["x_refsource_MISC"], "url": "https://github.com/twigphp/Twig/releases/tag/v3.26.0"}], "affected": [{"vendor": "twigphp", "product": "Twig", "versions": [{"version": ">= 3.9.0, < 3.26.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-07-14T21:19:17.804Z"}, "descriptions": [{"lang": "en", "value": "Twig is a template language for PHP. From 3.9.0 until 3.26.0, template_from_string() compiles an inner template under a synthesized __string_template__<hash> name that can fall outside a SourcePolicyInterface sandbox decision, allowing a sandboxed template that can call template_from_string and include to render an inner template without security policy enforcement. This issue is fixed in version 3.26.0."}], "source": {"advisory": "GHSA-24x9-r6q4-q93w", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-46634", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-07-16T03:55:36.244422Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-29T18:26:17.523Z"}}]}}

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