{"id":"CVE-2026-4746","summary":"Heap Buffer Over-Write Vulenrabilty in timeplus-io/proton","details":"Out-of-bounds Write vulnerability in timeplus-io proton (base/poco/Foundation/src\u200e modules). This vulnerability is associated with program files inflate.C.\n\nThis issue affects proton: before 1.6.16.","modified":"2026-07-15T01:49:15.886514030Z","published":"2026-03-24T03:28:20.753Z","database_specific":{"cna_assigner":"GovTech CSG","cwe_ids":["CWE-787"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/4xxx/CVE-2026-4746.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/4xxx/CVE-2026-4746.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-4746"},{"type":"FIX","url":"https://github.com/timeplus-io/proton/pull/943"},{"type":"PACKAGE","url":"https://github.com/timeplus-io/proton"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/timeplus-io/proton","events":[{"introduced":"0"},{"fixed":"e5ec04647fae67c8b7d6f0981ba8b23f7e47c82a"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"1.6.16"}],"source":["AFFECTED_FIELD","DESCRIPTION"]}}],"versions":["v1.6.15","v1.6.14","v1.6.13","v1.6.12","v1.6.11","v1.6.10","v1.6.9","v1.6.8","v1.6.7","v1.6.6","v1.6.5","v1.6.4","v1.6.3","v1.6.2","v1.6.1","v1.5.18","v1.5.17","v1.5.16","v1.5.15","v1.5.14","v1.5.13","v1.5.12","v1.5.11","v1.5.10","v1.5.9","v1.5.8","v1.5.7","v1.5.6","v1.5.5","v1.5.4","v1.5.3","v1.5.2","v1.5.1","v1.4.2","v1.4.1","v1.3.31","v1.3.30","v1.3.29","v1.3.28","v1.3.27","v1.3.26","v1.3.25","v1.3.24","v1.3.23","halloween2023","v1.3.22","v1.3.21","v1.3.20","v1.3.19","v1.3.18","v1.3.17","v1.3.16","v1.3.15","v1.3.14","v1.3.13","v1.3.11"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-4746.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V4","score":"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"}]}