Denial of Service Vulnerability in justdan96 tsMuxer Software
CVE-2026-7740

4.8MEDIUM

Key Information:

Vendor

Justdan96

Status
Tsmuxer
Vendor
CVE Published:
4 May 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-7740?

A vulnerability has been identified in justdan96 tsMuxer software, specifically in the function VvcVpsUnit::setFPS located in tsMuxer/vvc.cpp. This flaw allows an attacker to manipulate the track_id argument, potentially leading to a denial of service. The vulnerability requires local access to exploit, and it primarily affects versions of tsMuxer that are no longer supported by the maintainer. Given that the exploit is publicly disclosed, users are encouraged to take immediate action to mitigate any risks associated with this issue.

Affected Version(s)

tsMuxer 2.0

tsMuxer 2.1

tsMuxer 2.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-7740 - Proof of Concept

References

https://vuldb.com/vuln/360915
vdb-entrytechnical-description
https://vuldb.com/vuln/360915/cti
signaturepermissions-required
https://vuldb.com/submit/807651
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Fantasy (VulDB User)
.