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vuln-cve/data/2026/64xxx/CVE-2026-64850.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-64850",
"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"state": "PUBLISHED",
"assignerShortName": "GitHub_M",
"dateReserved": "2026-07-20T18:31:39.290Z",
"datePublished": "2026-08-19T15:58:02.850Z",
"dateUpdated": "2026-08-19T17:51:53.967Z"
},
"containers": {
"cna": {
"title": "Grav: Remote code execution via unrestricted callable in Blueprint::dynamicData()",
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-94",
"lang": "en",
"description": "CWE-94: Improper Control of Generation of Code ('Code Injection')",
"type": "CWE"
}
]
}
],
"metrics": [
{
"cvssV4_0": {
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"vulnConfidentialityImpact": "HIGH",
"vulnIntegrityImpact": "HIGH",
"vulnAvailabilityImpact": "HIGH",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"subAvailabilityImpact": "NONE",
"baseScore": 8.7,
"baseSeverity": "HIGH",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
"version": "4.0"
}
}
],
"references": [
{
"name": "https://github.com/getgrav/grav/security/advisories/GHSA-fj2p-qj2f-74v5",
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://github.com/getgrav/grav/security/advisories/GHSA-fj2p-qj2f-74v5"
},
{
"name": "https://github.com/getgrav/grav/commit/acffa34cbb0787fee87c609e0d6289e904fee33c",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/getgrav/grav/commit/acffa34cbb0787fee87c609e0d6289e904fee33c"
},
{
"name": "https://github.com/getgrav/grav/releases/tag/2.0.7",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/getgrav/grav/releases/tag/2.0.7"
}
],
"affected": [
{
"vendor": "getgrav",
"product": "grav",
"versions": [
{
"version": "< 2.0.7",
"status": "affected"
}
]
}
],
"providerMetadata": {
"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"shortName": "GitHub_M",
"dateUpdated": "2026-08-19T15:58:02.850Z"
},
"descriptions": [
{
"lang": "en",
"value": "Grav is a file-based Web platform. Prior to 2.0.7, Grav Blueprint::dynamicData() in system/src/Grav/Common/Data/Blueprint.php sends an editor-controlled Class::method provider and arguments to call_user_func_array() without rejecting dangerous callback parameters. An account with admin.pages or api.pages.write can use Grav\\Common\\Utils::arrayFilterRecursive() as a trampoline with system as the callback, place a command in page frontmatter, and execute that command as the web server user when the page is viewed. This issue is fixed in version 2.0.7."
}
],
"source": {
"advisory": "GHSA-fj2p-qj2f-74v5",
"discovery": "UNKNOWN"
}
},
"adp": [
{
"references": [
{
"url": "https://github.com/getgrav/grav/security/advisories/GHSA-fj2p-qj2f-74v5",
"tags": [
"exploit"
]
}
],
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-08-19T17:51:47.291941Z",
"id": "CVE-2026-64850",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-08-19T17:51:53.967Z"
}
}
]
}
}