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CVE

CWE

Training

CVE-2018-25426

Published: May 30, 2026

Modified: Jun 1, 2026

PUBLISHED

CVSS v3.1

7.5

HIGH

Description

WinMTR 0.91 contains a denial of service vulnerability that allows attackers to crash the application by sending a malformed payload file containing a large buffer of repeated characters. Attackers can create a specially crafted input file with 238 bytes of data to trigger a buffer overflow condition that causes the application to crash.

Vendor	Product	Versions
Winmtr	WinMTR	affected `0.91`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

References

ExploitDB-45769

exploit

Official Product Homepage

product

Product Reference

product

VulnCheck Advisory: WinMTR 0.91 Denial of Service via Buffer Overflow

third-party-advisory

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