---
id: CVE-2018-25243
title: >-
  FastTube 1.0.1.0 contains a denial of service vulnerability that allows local
  attackers to crash the application by submitting an excessively long string to
  the search functionality
summary: >-
  FastTube 1.0.1.0 contains a denial of service vulnerability that allows local
  attackers to crash the application by submitting an excessively long string to
  the search functionality. Attackers can paste a buffer of 1900 characters into
  t…
severity: medium
cvss: 6.2
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'
cwe:
  - CWE-763
published: '2026-04-04'
updated: '2026-07-21'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2018-25243'
references:
  - url: 'https://www.exploit-db.com/exploits/46199'
    label: disclosure@vulncheck.com
  - url: 'https://www.microsoft.com/store/productId/9MXS9JVDP25V'
    label: disclosure@vulncheck.com
  - url: 'https://www.vulncheck.com/advisories/fasttube-denial-of-service-via-search'
    label: disclosure@vulncheck.com
tags:
  - nvd
epss: 0.00123
epssPercentile: 0.02403
ingestedAt: '2026-07-21T16:51:41.532Z'
---

## Overview

FastTube 1.0.1.0 contains a denial of service vulnerability that allows local attackers to crash the application by submitting an excessively long string to the search functionality. Attackers can paste a buffer of 1900 characters into the search bar and trigger a crash when the search operation is executed.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.