Disclosure summary
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.
Source-reported weakness categories
CWE-120
Source-specific records & product guidance
Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.
NIST National Vulnerability Database · NVD-CVE-2018-25426
Open original source · Updated Oct 06, 2026
Only CPE matches marked vulnerable=true are indexed. AND/OR platform conditions must be checked in the original NVD record.
| Vendor | Product / association | Version / bounds |
|---|---|---|
| winmtr | winmtr | 0.91 |
Original records & references
- NIST NVD record
- CVE Program record
- www.exploit-db.com — Exploit, Third Party Advisory, VDB Entry
- www.vulncheck.com — Third Party Advisory
PUBLISHED 2026-05-30T12:17:03-04:00
MODIFIED 2026-10-06T18:10:00-04:00
INGESTED 2026-10-10T20:25:11-04:00