ByteOS Network

NVD Vulnerability Details :

CVE-2026-4391

Deferred

Source-cna@vuldb.com

Published At-27 May, 2026 | 18:16

Updated At-27 May, 2026 | 19:49

A security vulnerability has been detected in TeamSpeak 3 Server up to 3.13.7. This vulnerability affects unknown code of the component ECC Key Parser. Such manipulation leads to heap-based buffer overflow. The attack may be launched remotely. Upgrading to version 3.13.8 is able to resolve this issue. It is suggested to upgrade the affected component.

Date Added	Due Date	Vulnerability Name	Required Action
	N/A

Metrics

Type	Version	Base score	Base severity	Vector
Secondary	4.0	6.9	MEDIUM	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/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
Primary	3.1	5.3	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Secondary	2.0	5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:N/A:P

Type: Secondary

Version: 4.0

Base score: 6.9

Base severity: MEDIUM

Vector:

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/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

Type: Primary

Version: 3.1

Base score: 5.3

Base severity: MEDIUM

Vector:

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Type: Secondary

Version: 2.0

Base score: 5.0

Base severity: MEDIUM

Vector:

AV:N/AC:L/Au:N/C:N/I:N/A:P

Weaknesses

CWE ID	Type	Source
CWE-119	Primary	cna@vuldb.com
CWE-122	Primary	cna@vuldb.com

CWE ID: CWE-119

Type: Primary

Source: cna@vuldb.com

CWE ID: CWE-122

Type: Primary

Source: cna@vuldb.com

References

Hyperlink	Source	Resource
https://files.teamspeak-services.com/docs/security/TS-SA-2026-001.html	cna@vuldb.com	N/A
https://modzero.com/en/advisories/mz-26-01-teamspeak/	cna@vuldb.com	N/A
https://vuldb.com/vuln/366315	cna@vuldb.com	N/A
https://vuldb.com/vuln/366315/cti	cna@vuldb.com	N/A
https://www.teamspeak.com/en/downloads/#server	cna@vuldb.com	N/A