{"id":"CVE-2026-4744","aliases":["EUVD-2026-14702","GHSA-wfh3-g987-f73h"],"status":"published","title":"Notepad3 Bundled Oniguruma compile_string_node() Heap Buffer Overflow via Crafted Regex Pattern Allows Arbitrary Code Execution","description":"Out-of-bounds Read vulnerability in rizonesoft Notepad3 (‎scintilla/oniguruma/src modules). This vulnerability is associated with program files regcomp.C‎.\n\nThis issue affects Notepad3: before 6.25.714.1.","severity":{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/S:N/AU:N/R:U/V:D/RE:L/U:Amber","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00122,"percentile":0.01969,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2026-03-24T03:26:11Z","modified":"2026-10-28T02:30:32Z","products":[{"vendor":"rizone soft","product":"notepad3"},{"vendor":"rizonesoft","product":"notepad3"}],"references":[{"url":"https://github.com/rizonesoft/Notepad3/pull/5392","tags":["patch","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-4744","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-wfh3-g987-f73h"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/4xxx/CVE-2026-4744.json","tags":["advisory"]},{"url":"https://github.com/rizonesoft/Notepad3","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-4744","title":"Notepad3 Bundled Oniguruma compile_string_node() Heap Buffer Overflow via Crafted Regex Pattern Allows Arbitrary Code Execution","description":"Out-of-bounds Read vulnerability in rizonesoft Notepad3 (‎scintilla/oniguruma/src modules). This vulnerability is associated with program files regcomp.C‎.\n\nThis issue affects Notepad3: before 6.25.714.1.","status":"published","published":"2026-03-24T03:26:11.751Z","modified":"2026-03-24T14:32:51.908Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/S:N/AU:N/R:U/V:D/RE:L/U:Amber","level":"critical","assessor":"cna"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:19:59.761005Z"}],"euvd":[{"id":"EUVD-2026-14702","description":"Out-of-bounds Read vulnerability in rizonesoft Notepad3 (‎scintilla/oniguruma/src modules). This vulnerability is associated with program files regcomp.C‎.\n\nThis issue affects Notepad3: before 6.25.714.1.","status":"published","published":"2026-03-24T03:26:11Z","modified":"2026-03-24T14:32:51Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/S:N/AU:N/R:U/V:D/RE:L/U:Amber","level":"critical"}],"updated_at":"2026-11-02T19:25:30.317985Z"}],"ghsa":[{"id":"GHSA-wfh3-g987-f73h","title":"Out-of-bounds Read vulnerability in rizonesoft Notepad3 (‎scintilla/oniguruma/src modules). This...","description":"Out-of-bounds Read vulnerability in rizonesoft Notepad3 (‎scintilla/oniguruma/src modules). This vulnerability is associated with program files regcomp.C‎.\n\nThis issue affects Notepad3: before 6.25.714.1.","status":"published","published":"2026-03-24T06:31:13Z","modified":"2026-03-24T06:31:14Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/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:N/R:U/V:D/RE:L/U:Amber","level":"critical"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T15:06:49.419052Z"}],"nvd":[{"id":"CVE-2026-4744","description":"Out-of-bounds Read vulnerability in rizonesoft Notepad3 (‎scintilla/oniguruma/src modules). This vulnerability is associated with program files regcomp.C‎.\n\nThis issue affects Notepad3: before 6.25.714.1.","status":"published","published":"2026-03-24T04:17:32.88Z","modified":"2026-06-17T10:57:09.673Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/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:N/R:U/V:D/RE:L/U:Amber","level":"critical","assessor":"secondary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:12:10.568062Z"}],"osv":[{"id":"CVE-2026-4744","title":"Notepad3 Bundled Oniguruma compile_string_node() Heap Buffer Overflow via Crafted Regex Pattern Allows Arbitrary Code Execution","description":"Out-of-bounds Read vulnerability in rizonesoft Notepad3 (‎scintilla/oniguruma/src modules). This vulnerability is associated with program files regcomp.C‎.\n\nThis issue affects Notepad3: before 6.25.714.1.","status":"published","published":"2026-03-24T03:26:11.751Z","modified":"2026-10-28T02:30:32.448818742Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/S:N/AU:N/R:U/V:D/RE:L/U:Amber","level":"critical"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T15:45:06.231145Z"}]}}