---
id: CVE-2026-19933
title: >-
  A weakness has been identified in DefaultFuction
  Customer-Relationship-Management-In-C-Project 2.0
summary: >-
  A weakness has been identified in DefaultFuction
  Customer-Relationship-Management-In-C-Project 2.0. Impacted is the function
  gets of the component Customer Search Module. This manipulation causes
  stack-based buffer overflow. The attack m…
severity: medium
cvss: 6.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L'
cwe:
  - CWE-119
  - CWE-121
published: '2026-08-16'
updated: '2026-08-16'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-19933'
references:
  - url: >-
      https://github.com/DefaultFuction/Customer-Relationship-Management-In-C-Project/
    label: cna@vuldb.com
  - url: >-
      https://github.com/DefaultFuction/Customer-Relationship-Management-In-C-Project/issues/1
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-19933'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/872649'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/390704'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/390704/cti'
    label: cna@vuldb.com
tags:
  - nvd
epss: 0.00431
epssPercentile: 0.34659
ingestedAt: '2026-08-16T16:39:21.558Z'
---

## Overview

A weakness has been identified in DefaultFuction Customer-Relationship-Management-In-C-Project 2.0. Impacted is the function gets of the component Customer Search Module. This manipulation causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks. The project confirms, that "it’s being processed".

## Remediation

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