3.3
LOW CVSS 3.1
CVE-2026-7739
justdan96 tsMuxer hevc.cpp setFPS denial of service
Description

A weakness has been identified in justdan96 tsMuxer up to 2.7.0. This vulnerability affects the function HevcVpsUnit::setFPS of the file /AFLplusplus/tsMuxer_prev/tsMuxer/hevc.cpp. This manipulation of the argument track_id causes denial of service. The attack requires local access. The exploit has been made available to the public and could be used for attacks. This vulnerability only affects products that are no longer supported by the maintainer.

INFO

Published Date :

May 4, 2026, 7:16 a.m.

Last Modified :

May 4, 2026, 7:16 a.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2026-7739 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 LOW [email protected]
CVSS 3.1 LOW [email protected]
CVSS 4.0 LOW [email protected]
Solution
Update to a newer version of tsMuxer to fix denial of service.
  • Update tsMuxer to version 2.7.1 or later.
  • Contact vendor for support on unsupported products.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-7739.

URL Resource
https://github.com/justdan96/tsMuxer/
https://github.com/justdan96/tsMuxer/issues/895
https://github.com/user-attachments/files/16812270/poc1.zip
https://vuldb.com/submit/807647
https://vuldb.com/vuln/360914
https://vuldb.com/vuln/360914/cti
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-7739 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-7739 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-7739 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-7739 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    May. 04, 2026

    Action Type Old Value New Value
    Added Tag unsupported-when-assigned
    Added Description A weakness has been identified in justdan96 tsMuxer up to 2.7.0. This vulnerability affects the function HevcVpsUnit::setFPS of the file /AFLplusplus/tsMuxer_prev/tsMuxer/hevc.cpp. This manipulation of the argument track_id causes denial of service. The attack requires local access. The exploit has been made available to the public and could be used for attacks. This vulnerability only affects products that are no longer supported by the maintainer.
    Added CVSS V4.0 AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
    Added CVSS V2 (AV:L/AC:L/Au:S/C:N/I:N/A:P)
    Added CWE CWE-404
    Added Reference https://github.com/justdan96/tsMuxer/
    Added Reference https://github.com/justdan96/tsMuxer/issues/895
    Added Reference https://github.com/user-attachments/files/16812270/poc1.zip
    Added Reference https://vuldb.com/submit/807647
    Added Reference https://vuldb.com/vuln/360914
    Added Reference https://vuldb.com/vuln/360914/cti
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.