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CVE-2025-15556

HIGHCISA KEV

7.5

Descricao

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.

Detalhes CVE

Pontuacao CVSS v3.17.5

SeveridadeHIGH

Vetor CVSSCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Vetor de ataqueNETWORK

ComplexidadeHIGH

Privilegios necessariosNONE

Interacao do usuarioREQUIRED

Publicado2/3/2026

Ultima modificacao2/13/2026

Fontekev

Avistamentos honeypot0

CISA KEV

FornecedorNotepad++

ProdutoNotepad++

Nome da vulnerabilidadeNotepad++ Download of Code Without Integrity Check Vulnerability

Data inclusao KEV2026-02-12

Prazo de remediacao2026-03-05

Uso em ransomwareUnknown

Produtos afetados

notepad-plus-plus:notepad\+\+

Fraquezas (CWE)

CWE-494

Referencias

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)

Correlacoes IOC

Sem correlacoes registradas

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