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Description

Out-of-bounds Read vulnerability in rizonesoft Notepad3 (‎scintilla/oniguruma/src modules). This vulnerability is associated with program files regcomp.C‎. This issue affects Notepad3: before 6.25.714.1.

PUBLISHED Reserved 2026-03-24 | Published 2026-03-24 | Updated 2026-03-24 | Assigner GovTech CSG




CRITICAL: 9.3CVSS: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

Problem types

CWE-125 Out-of-bounds Read

Product status

Default status
affected

Any version before 6.25.714.1
affected

Credits

TITAN Team (titancaproject@gmail.com) reporter

References

github.com/rizonesoft/Notepad3/pull/5392 patch

cve.org (CVE-2026-4744)

nvd.nist.gov (CVE-2026-4744)

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