{"id":"CVE-2026-4746","state":"PUBLISHED","title":"Heap Buffer Over-Write Vulenrabilty in timeplus-io/proton","description":"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.","publishedAt":"2026-03-24T03:28:20.753Z","updatedAt":"2026-03-24T18:25:06.762Z","severity":{"score":10,"label":"Critical","version":"4.0","vector":"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","source":"GovTech CSG"},"assigner":"GovTech CSG","products":["timeplus-io proton"],"affected":[{"vendor":"timeplus-io","product":"proton","defaultStatus":"affected","versions":[{"version":"0","status":"affected","lessThan":"1.6.16","versionType":"git"}],"collectionURL":"https://github.com/timeplus-io/proton","modules":["base/poco/Foundation/src‎"],"programFiles":["inflate.c"]}],"references":["https://github.com/timeplus-io/proton/pull/943"],"weaknesses":["CWE-787"],"ingestedAt":"2026-10-29T20:12:16.098Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/4xxx/CVE-2026-4746.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-4746","state":"PUBLISHED","datePublished":"2026-03-24T03:28:20.753Z","dateUpdated":"2026-03-24T18:25:06.762Z","assignerShortName":"GovTech CSG","assignerOrgId":"1a37b84a-8e51-4525-b3d6-87e2fae01dbd","dateReserved":"2026-03-24T03:28:09.194Z"},"containers":{"cna":{"title":"Heap Buffer Over-Write Vulenrabilty in timeplus-io/proton","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."}],"affected":[{"vendor":"timeplus-io","product":"proton","defaultStatus":"affected","versions":[{"version":"0","status":"affected","lessThan":"1.6.16","versionType":"git"}],"collectionURL":"https://github.com/timeplus-io/proton","modules":["base/poco/Foundation/src‎"],"programFiles":["inflate.c"]}],"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"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-787","lang":"en","description":"CWE-787 Out-of-bounds Write","type":"CWE"}]}],"providerMetadata":{"shortName":"GovTech CSG","orgId":"1a37b84a-8e51-4525-b3d6-87e2fae01dbd","dateUpdated":"2026-03-24T03:28:20.753Z"},"credits":[{"lang":"en","value":"TITAN Team (titancaproject@gmail.com)","type":"reporter"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.5.0"}},"adp":[{"title":"CISA ADP Vulnrichment","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"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-03-24T18:25:06.762Z"}}]}}}