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CVE-2026-19933: Stack-based Buffer Overflow in DefaultFuction Customer-Relationship-Management-In-C-Project

0
Medium
VulnerabilityCVE-2026-19933cvecve-2026-19933
Published: 08/16/2026 (08/16/2026, 04:45:09 UTC)
Source: CVE Database V5
Vendor/Project: DefaultFuction
Product: Customer-Relationship-Management-In-C-Project

Description

CVE-2026-19933 is a stack-based buffer overflow vulnerability in the Customer Search Module of DefaultFuction Customer-Relationship-Management-In-C-Project version 2.0. The flaw occurs in the function 'gets' and can be triggered remotely. Exploit code has been publicly released, but no official patch or remediation is currently available. The project acknowledges the issue is being addressed.

CVSS v4.0

Score 5.3medium

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Vuln. Confidentiality
Low
Vuln. Integrity
Low
Vuln. Availability
Low
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

Affected software

GitHub Actionsmore threats →ai
defaultfuction/Customer-Relationship-Management-In-C-Project
pkg:github/defaultfuction/Customer-Relationship-Management-In-C-Project
Affected versions
=2.0
CPE configurations
cpe:2.3:a:defaultfuction:customer-relationship-management-in-c-project:*:*:*:*:*:*:*:*

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 08/16/2026, 05:13:24 UTC

Technical Analysis

This vulnerability involves a stack-based buffer overflow in the 'gets' function within the Customer Search Module of DefaultFuction Customer-Relationship-Management-In-C-Project version 2.0. The flaw allows remote attackers to cause memory corruption by manipulating input to the vulnerable function. The vulnerability has a CVSS 4.0 base score of 5.3, indicating medium severity. Exploit code is publicly available, but there is no vendor-provided patch or official remediation guidance at this time.

Potential Impact

Successful exploitation of this vulnerability could lead to memory corruption on the affected system, potentially allowing an attacker to disrupt service or execute arbitrary code with limited privileges. The vulnerability is remotely exploitable without user interaction. However, the impact is rated medium due to the limited privileges and lack of confirmed active exploitation in the wild.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. The vendor has acknowledged the issue and is processing a fix. Until an official patch is released, users should monitor vendor communications for updates and consider applying any temporary mitigations recommended by the vendor once available.

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Technical Details

Data Version
5.2
Assigner Short Name
VulDB
Date Reserved
2026-08-15T12:05:46.831Z
Cvss Version
4.0
State
PUBLISHED
Remediation Level
null

Threat ID: 6a814315bf8831d5397e5e3f

Added to database: 08/16/2026, 04:56:53 UTC

Last enriched: 08/16/2026, 05:13:24 UTC

Last updated: 08/16/2026, 06:11:04 UTC

Views: 7

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