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CVE-2025-15556

HIGHCISA KEV

7.5

Beschreibung

Notepad++ versions prior to 8.8.9, when using the WinGUp updater, contain an update integrity verification vulnerability where downloaded update metadata and installers are not cryptographically verified. An attacker able to intercept or redirect update traffic can cause the updater to download and execute an attacker-controlled installer, resulting in arbitrary code execution with the privileges of the user.

CVE Details

CVSS v3.1 Bewertung7.5

SchweregradHIGH

CVSS VektorCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

AngriffsvektorNETWORK

KomplexitatHIGH

Erforderliche PrivilegienNONE

BenutzerinteraktionREQUIRED

Veroffentlicht2/3/2026

Zuletzt geandert2/13/2026

Quellekev

Honeypot-Sichtungen0

CISA KEV

HerstellerNotepad++

ProduktNotepad++

SchwachstellennameNotepad++ Download of Code Without Integrity Check Vulnerability

KEV Aufnahmedatum2026-02-12

Behebungsfrist2026-03-05

Ransomware-NutzungUnknown

Betroffene Produkte

notepad-plus-plus:notepad\+\+

Schwachen (CWE)

CWE-494

Referenzen

https://community.notepad-plus-plus.org/topic/27298/notepad-v8-8-9-vulnerability-fix(disclosure@vulncheck.com)

https://github.com/notepad-plus-plus/notepad-plus-plus/commit/bcf2aa68ef414338d717e20e059459570ed6c5ab(disclosure@vulncheck.com)

https://github.com/notepad-plus-plus/wingup/commit/ce0037549995ed0396cc363544d14b3425614fdb(disclosure@vulncheck.com)

https://notepad-plus-plus.org/news/hijacked-incident-info-update/(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/notepad-plus-plus-wingup-updater-lacks-update-integrity-verification(disclosure@vulncheck.com)

https://notepad-plus-plus.org//news//clarification-security-incident/(134c704f-9b21-4f2e-91b3-4a467353bcc0)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-15556(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Korrelationen

Keine Korrelationen erfasst

This product uses data from the NVD API but is not endorsed or certified by the NVD.