SEPTEMBER 14, 2026
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Case File

CVE-2026-6539

MEDIUM · CVSS 4.4 EPSS 0.19%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-04-30 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 4.4. It may lead to a denial-of-service condition.

CVE
CVE-2026-6539
Severity
MEDIUM
CVSS
4.4
EPSS
0.19%

Original NVD Description

Notepad++ 8.9.3 contains a format string injection vulnerability in the Find Results panel handler that allows attackers to cause denial of service and information disclosure by crafting a malicious nativeLang.xml language pack file. Attackers can distribute a poisoned language pack through community channels that triggers format string interpretation when a user performs search operations, leading to access violations and potential leakage of stack or register contents.

Related CVEs

Other vulnerabilities affecting the same vendor(s)