CVE-2026-4744Disclosure

LOWCVSS 9.3 · CRITICAL

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD 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.

0.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-125

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

STABLE

Threat summary

  • 3 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Technical details provided in 2 signals
  • Disclosure: 2 classified signals
  • General: 1 classified signal
  • Peaked 1d ago at 2 mentions (2026-03-24); latest day: 1
  • 3 total mentions across 2 days

Deep dive

Activity timeline3 mentions / 2d
01122Mentions · 2026-03-24: 2Mentions · 2026-03-25: 1Technical Details · 2026-03-24: 203-2403-25
Signal classification2 categories
Disclosure
266.7%
General
133.3%
Referenced assets3 URLs
Classification over time
DateTotalLabels
2026-03-242
Disclosure2
2026-03-251
General1
Full discourse3 posts
  • 0day Signal@0dayPublishing
    Disclosure

    🚨 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.

    0001046
    164 followersView on X
  • CVEarity@CVEarity
    General

    ⚡ New CVE Alert: CVE-2026-4744 📊 Severity: 9.3 🚨 Risk Level: Critical 🧩 Affects: Multiple / Unspecified Products Reference: https://nvd.nist.gov/vuln/detail/CVE-2026-4744 #CVE-2026-4744 #CVE #Critical  #CyberSecurity #InfoSec https://t.co/AwZQZi6Ht7

    Post summary

    The tweet simply announces a new high‑severity CVE with a link to NVD, lacking further technical details, mitigation info, or evidence of exploitation.

    0000024
    114 followersView on X
  • CVE@CVEnew
    Disclosure

    CVE-2026-4744 Out-of-bounds Read vulnerability in rizonesoft Notepad3 (scintilla/oniguruma/src modules). This vulnerability is associated with program files regcomp.C. This issue … https://www.cve.org/CVERecord?id=CVE-2026-4744

    Post summary

    CVE‑2026‑4744 is an out-of-bounds read flaw in Notepad3’s Scintilla/oniguruma modules; the post provides basic disclosure details without any PoC, exploit, patch, or evidence of active exploitation.

    0000091
    56.8K followersView on X

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