{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-40499", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-04-13T20:29:02.808Z", "datePublished": "2026-04-15T02:05:20.899Z", "dateUpdated": "2026-04-15T02:05:20.899Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-04-15T02:05:20.899Z"}, "title": "radare2 < 6.1.4 Command Injection via PDB Parser print_gvars()", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-78", "description": "CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')", "type": "CWE"}]}], "affected": [{"vendor": "radareorg", "product": "radare2", "versions": [{"status": "affected", "version": "0", "lessThan": "6.1.4", "versionType": "semver"}, {"status": "unaffected", "version": "5590c87deeb7eb2a106fd7aab9ca88bfeebb7397", "versionType": "git"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "radare2 prior to version 6.1.4 contains a command injection vulnerability in the PDB parser's print_gvars() function that allows attackers to execute arbitrary commands by embedding a newline byte in the PE section header name field. Attackers can craft a malicious PDB file with specially crafted section names to inject r2 commands that are executed when the idp command processes the file.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "radare2 prior to version 6.1.4 contains a command injection vulnerability in the PDB parser's print_gvars() function that allows attackers to execute arbitrary commands by embedding a newline byte in the PE section header name field. Attackers can craft a malicious PDB file with specially crafted section names to inject r2 commands that are executed when the idp command processes the file.<br>"}]}], "references": [{"url": "https://blog.calif.io/p/mad-bugs-discovering-a-0-day-in-zero", "tags": ["technical-description", "exploit"]}, {"url": "https://github.com/radareorg/radare2/pull/25731", "tags": ["issue-tracking"]}, {"url": "https://github.com/radareorg/radare2/issues/25752", "tags": ["issue-tracking"]}, {"url": "https://github.com/radareorg/radare2/commit/5590c87deeb7eb2a106fd7aab9ca88bfeebb7397", "tags": ["patch"]}, {"url": "https://github.com/radareorg/radare2/releases/tag/6.1.4", "tags": ["release-notes"]}, {"url": "https://www.vulncheck.com/advisories/radare2-command-injection-via-pdb-parser-print-gvars", "tags": ["third-party-advisory"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "ACTIVE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "HIGH", "baseScore": 8.4, "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}}], "credits": [{"lang": "en", "value": "junrong of Calif", "type": "finder"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 1.0.1"}}}}

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