{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-24811", "assignerOrgId": "1a37b84a-8e51-4525-b3d6-87e2fae01dbd", "state": "PUBLISHED", "assignerShortName": "GovTech CSG", "dateReserved": "2026-01-27T08:39:10.281Z", "datePublished": "2026-01-27T08:47:52.811Z", "dateUpdated": "2026-01-27T08:47:52.811Z"}, "containers": {"cna": {"affected": [{"collectionURL": "https://github.com/root-project/root", "defaultStatus": "affected", "modules": ["builtins/zlib"], "product": "root", "programFiles": ["inffast.c"], "vendor": "root-project", "versions": [{"lessThanOrEqual": "6.36.00-rc1", "status": "affected", "version": "0", "versionType": "git"}]}], "credits": [{"lang": "en", "type": "reporter", "value": "TITAN Team (titancaproject@gmail.com)"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Vulnerability in root-project root (builtins/zlib modules).<p> This vulnerability is associated with program files <tt>inffast.C</tt>.</p><p>This issue affects root.</p>"}], "value": "Vulnerability in root-project root (builtins/zlib modules). This vulnerability is associated with program files inffast.C.\n\nThis issue affects root."}], "metrics": [{"cvssV4_0": {"Automatable": "YES", "Recovery": "USER", "Safety": "NEGLIGIBLE", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "baseScore": 9.3, "baseSeverity": "CRITICAL", "exploitMaturity": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "AMBER", "subAvailabilityImpact": "HIGH", "subConfidentialityImpact": "LOW", "subIntegrityImpact": "HIGH", "userInteraction": "NONE", "valueDensity": "DIFFUSE", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H/S:N/AU:Y/R:U/V:D/RE:M/U:Amber", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "MODERATE"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "providerMetadata": {"orgId": "1a37b84a-8e51-4525-b3d6-87e2fae01dbd", "shortName": "GovTech CSG", "dateUpdated": "2026-01-27T08:47:52.811Z"}, "references": [{"tags": ["patch"], "url": "https://github.com/root-project/root/pull/18526"}], "source": {"discovery": "UNKNOWN"}, "title": "An improper pointer arithmetic in root-project/root at builtins/zlib/inffast.c", "x_generator": {"engine": "Vulnogram 0.2.0"}}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Vulnerability in root-project root (builtins/zlib modules). This vulnerability is associated with program files inffast.C.\n\nThis issue affects root."}], "id": "CVE-2026-24811", "lastModified": "2026-01-27T09:15:51.440", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "YES", "Recovery": "USER", "Safety": "NEGLIGIBLE", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 9.3, "baseSeverity": "CRITICAL", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "AMBER", "subAvailabilityImpact": "HIGH", "subConfidentialityImpact": "LOW", "subIntegrityImpact": "HIGH", "userInteraction": "NONE", "valueDensity": "DIFFUSE", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:U/V:D/RE:M/U:Amber", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "MODERATE"}, "source": "cve_disclosure@tech.gov.sg", "type": "Secondary"}]}, "published": "2026-01-27T09:15:51.440", "references": [{"source": "cve_disclosure@tech.gov.sg", "url": "https://github.com/root-project/root/pull/18526"}], "sourceIdentifier": "cve_disclosure@tech.gov.sg", "vulnStatus": "Received"}

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