CVE-2025-15556: Notepadpp Wingup Missing Cert Verification

The application invokes the WinGUp updater without explicitly enforcing cryptographic signature checks. An attacker in a privileged network position could intercept the HTTP(S) update request and serve a malicious executable payload, leading to arbitrary code execution. Ensure that '-chkCertSig=yes' is passed.

Provally CuratedPublic repositoryHighMedium confidenceVerifiedApache-2.0cpp
greprules fetch cve-2025-15556-notepadpp-wingup-missing-cert-verification --engine opengrep

Description

The application invokes the WinGUp updater without explicitly enforcing cryptographic signature checks. An attacker in a privileged network position could intercept the HTTP(S) update request and serve a malicious executable payload, leading to arbitrary code execution. Ensure that '-chkCertSig=yes' is passed.

Detection target

Not provided

Recommended fix

Not provided

False-positive notes

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