CVE-2026-6539

Published: Apr 30, 2026 Last Modified: Mag 01, 2026
ExploitDB:
Other exploit source:
Google Dorks:
MEDIUM 4,6
Source: [email protected]
Attack Vector: local
Attack Complexity: low
Privileges Required: none
User Interaction: active
Confidentiality: N/A
Integrity: N/A
Availability: N/A
MEDIUM 4,4
Source: [email protected]
Attack Vector: local
Attack Complexity: low
Privileges Required: none
User Interaction: required
Scope: unchanged
Confidentiality: low
Integrity: none
Availability: low

Description

AI Translation Available

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.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0001
Percentile
0,0th
Updated

Single Data Point

Only one EPSS measurement is available for this CVE. Trend analysis requires multiple data points over time.

134

Use of Externally-Controlled Format String

Draft
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Confidentiality Integrity Availability
Potential Impacts:
Read Memory Modify Memory Execute Unauthorized Code Or Commands
Applicable Platforms
Languages: C, C++, Not Language-Specific, Perl
Likelihood of Exploit: High
View CWE Details
Application

Notepad\+\+ by Notepad-Plus-Plus

Product Information
Vendor Notepad-Plus-Plus
Product Notepad\+\+
Version 8.9.3
cpe:2.3:a:notepad-plus-plus:notepad\+\+:8.9.3:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://notepad-plus-plus.org/news/v894-released/
https://notepad-plus-plus.org/news/v894-released/
https://www.vulncheck.com/advisories/notepad-format-string-…
https://www.vulncheck.com/advisories/notepad-format-string-injection-via-native…