CVE-2026-4744

9.3 criticalEPSS 0.1%

Critical (9.3). EPSS 0.1% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

9.3 critical

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

EPSS: 0.1% chance of exploitation in the next 30 days; higher than 1% of CVEs (scores of 2026-10-31)
CWE: CWE-125
Published: 2026-03-24
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

https://github.com/rizonesoft/Notepad3/pull/5392

Check your stack JSON