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CVE-2025-15556 Notepad++ < 8.8.9 WinGUp Updater Lacks Update Integrity Verification

🗓️ 03 Feb 2026 00:50:29Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 30 Views

Notepad Plus Plus before 8.8.9 with WinGUp updater lacks integrity verification, risking arbitrary code execution.

Related
Affected
Refs
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Family
ATTACKERKB
CVE-2025-15556
3 Feb 202600:50
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Circl
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4 Feb 202607:01
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Notepad++ Download of Code Without Integrity Check Vulnerability
12 Feb 202600:00
cisa_kev
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CISA Adds Four Known Exploited Vulnerabilities to Catalog
12 Feb 202612:00
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CNNVD
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3 Feb 202600:00
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CVE-2025-15556
3 Feb 202600:50
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EUVD
EUVD-2025-206661
3 Feb 202600:50
euvd
Tenable Nessus
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4 Feb 202600:00
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NVD
CVE-2025-15556
3 Feb 202601:15
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OpenVAS
Notepad++ DLL WinGUp Update Hijacking Vulnerability (Dec 2025)
16 Dec 202500:00
openvas
Rows per page
[
  {
    "defaultStatus": "unaffected",
    "product": "notepad-plus-plus",
    "repo": "https://github.com/notepad-plus-plus",
    "vendor": "notepad-plus-plus",
    "versions": [
      {
        "lessThan": "8.8.9",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      }
    ]
  }
]

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