{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-4746", "assignerOrgId": "1a37b84a-8e51-4525-b3d6-87e2fae01dbd", "state": "PUBLISHED", "assignerShortName": "GovTech CSG", "dateReserved": "2026-03-24T03:28:09.194Z", "datePublished": "2026-03-24T03:28:20.753Z", "dateUpdated": "2026-03-24T18:25:06.762Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "1a37b84a-8e51-4525-b3d6-87e2fae01dbd", "shortName": "GovTech CSG", "dateUpdated": "2026-03-24T03:28:20.753Z" }, "title": "Heap Buffer Over-Write Vulenrabilty in timeplus-io/proton", "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-787", "description": "CWE-787 Out-of-bounds Write", "type": "CWE" } ] } ], "affected": [ { "vendor": "timeplus-io", "product": "proton", "collectionURL": "https://github.com/timeplus-io/proton", "modules": [ "base/poco/Foundation/src" ], "programFiles": [ "inflate.c" ], "versions": [ { "status": "affected", "version": "0", "lessThan": "1.6.16", "versionType": "git" } ], "defaultStatus": "affected" } ], "descriptions": [ { "lang": "en", "value": "Out-of-bounds Write vulnerability in timeplus-io proton (base/poco/Foundation/src modules). This vulnerability is associated with program files inflate.C.\n\nThis issue affects proton: before 1.6.16.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "Out-of-bounds Write vulnerability in timeplus-io proton (base/poco/Foundation/src modules).
This vulnerability is associated with program files inflate.C.
This issue affects proton: before 1.6.16.
" } ] } ], "references": [ { "url": "https://github.com/timeplus-io/proton/pull/943", "tags": [ "patch" ] } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV4_0": { "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "HIGH", "exploitMaturity": "ATTACKED", "Safety": "NEGLIGIBLE", "Automatable": "YES", "Recovery": "USER", "valueDensity": "CONCENTRATED", "vulnerabilityResponseEffort": "LOW", "providerUrgency": "AMBER", "version": "4.0", "baseSeverity": "CRITICAL", "baseScore": 10, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/S:N/AU:Y/R:U/V:C/RE:L/U:Amber" } } ], "credits": [ { "lang": "en", "value": "TITAN Team (titancaproject@gmail.com)", "type": "reporter" } ], "source": { "discovery": "UNKNOWN" }, "x_generator": { "engine": "Vulnogram 0.5.0" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-03-24T18:24:58.836377Z", "id": "CVE-2026-4746", "options": [ { "Exploitation": "none" }, { "Automatable": "yes" }, { "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": "2026-03-24T18:25:06.762Z" } } ] } }