
🚨 CVE-2026-4744: Notepad3 Bundled Oniguruma compil... Oniguruma regex engine heap overflow in Notepad3 turns malicious regex patterns into RCE—classic parser vulnerability wi... https://zerodaysignal.com/vulnerability/CVE-2026-4744 #netsec #vulnerability #CVE #sysadmin #zeroday
Post summary
A heap overflow in Notepad3’s bundled Oniguruma regex engine lets attackers craft malicious regex patterns for remote code execution, with no patch, PoC, or active exploitation reported.


