Is there a public PoC exploit available for CVE-2026-7739?

Yes, a public proof-of-concept exploit is available for CVE-2026-7739. Prioritise patching immediately. EPSS: 0.0%.

tsMuxer CVE-2026-7739

Q: What is the CVSS score of CVE-2026-7739?

CVE-2026-7739 has a CVSS 4.0 base score of 1.9 (Low). CVSS vector: CVSS:4.0/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. EPSS exploitation probability: 0.0%.

EUVD-2026-26922 LOW

Improper Resource Shutdown or Release (CWE-404)

2026-05-04 VulDB

Denial Of Service

1.9

CVSS 4.0

CVSS VectorNVD

CVSS:4.0/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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Lifecycle Timeline

PoC Detected

May 04, 2026 - 15:17 vuln.today

Public exploit code

Analysis Generated

May 04, 2026 - 07:31 vuln.today

CVSS changed

May 04, 2026 - 07:22 NVD

3.3 (LOW) 1.9 (LOW)

EUVD ID Assigned

May 04, 2026 - 07:00 euvd

EUVD-2026-26922

Analysis Generated

May 04, 2026 - 07:00 vuln.today

CVE Published

May 04, 2026 - 06:15 nvd

LOW 1.9

DescriptionNVD

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.

AnalysisAI

Denial of service in tsMuxer up to version 2.7.0 via improper input validation in the HevcVpsUnit::setFPS function allows local authenticated attackers to crash the application by manipulating the track_id argument. The vulnerability affects only unsupported product versions and carries a very low CVSS score (1.9), though publicly available exploit code exists.

Analysis

Detailed AI-generated intelligence summary covering attack vector, impact assessment, affected versions, remediation steps, and indicators of compromise.

POChttps://••••••••••.com/exploit

PATCHhttps://••••••••••.com/patch

ADVISORYhttps://••••••••••.com/advisory

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CVE-2026-7739 vulnerability details – vuln.today

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