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CVE-2026-48770 Notepad++ WM_COPYDATA COPYDATA_FULL_CMDLINE local DoS crash

🗓️ 26 Jun 2026 20:22:17Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 22 Views

Notepad++ local denial of service via malformed copy data message in full command line path before 8.9.6.1.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
GithubExploit
Notepad-8.9.6-PoC
28 May 202622:25
githubexploit
ATTACKERKB
CVE-2026-48770
26 Jun 202620:22
attackerkb
Circl
CVE-2026-48770
28 May 202612:51
circl
CVE
CVE-2026-48770
26 Jun 202620:22
cve
EUVD
EUVD-2026-39908
26 Jun 202620:22
euvd
Tenable Nessus
Notepad++ < 8.9.6.1 Multiple Vulnerabilities
4 Jun 202600:00
nessus
NVD
CVE-2026-48770
26 Jun 202621:16
nvd
Positive Technologies
PT-2026-44374
26 May 202600:00
ptsecurity
Vulnrichment
CVE-2026-48770 Notepad++ WM_COPYDATA COPYDATA_FULL_CMDLINE local DoS crash
26 Jun 202620:22
vulnrichment
[
  {
    "vendor": "notepad-plus-plus",
    "product": "notepad-plus-plus",
    "versions": [
      {
        "version": "< 8.9.6.1",
        "status": "affected"
      }
    ]
  }
]

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