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NVD Vulnerability Details :
CVE-2026-4390
Deferred
More InfoOfficial Page
Source-cna@vuldb.com
View Known Exploited Vulnerability (KEV) details
Published At-27 May, 2026 | 18:16
Updated At-27 May, 2026 | 19:49

A weakness has been identified in TeamSpeak 3 Server up to 3.13.7. This affects the function process_resend_queue of the component Connection State Management. This manipulation causes use after free. The attack may be initiated remotely. Upgrading to version 3.13.8 is able to mitigate this issue. The affected component should be upgraded.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary4.05.3MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/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
Primary3.15.4MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Secondary2.05.5MEDIUM
AV:N/AC:L/Au:S/C:N/I:P/A:P
Type: Secondary
Version: 4.0
Base score: 5.3
Base severity: MEDIUM
Vector:
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/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: 5.4
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Type: Secondary
Version: 2.0
Base score: 5.5
Base severity: MEDIUM
Vector:
AV:N/AC:L/Au:S/C:N/I:P/A:P
CPE Matches
Weaknesses
CWE IDTypeSource
CWE-119Primarycna@vuldb.com
CWE-416Primarycna@vuldb.com
CWE ID: CWE-119
Type: Primary
Source: cna@vuldb.com
CWE ID: CWE-416
Type: Primary
Source: cna@vuldb.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://files.teamspeak-services.com/docs/security/TS-SA-2026-001.htmlcna@vuldb.com
N/A
https://modzero.com/en/advisories/mz-26-01-teamspeak/cna@vuldb.com
N/A
https://vuldb.com/vuln/366314cna@vuldb.com
N/A
https://vuldb.com/vuln/366314/cticna@vuldb.com
N/A
https://www.teamspeak.com/en/downloads/#servercna@vuldb.com
N/A
Hyperlink: https://files.teamspeak-services.com/docs/security/TS-SA-2026-001.html
Source: cna@vuldb.com
Resource: N/A
Hyperlink: https://modzero.com/en/advisories/mz-26-01-teamspeak/
Source: cna@vuldb.com
Resource: N/A
Hyperlink: https://vuldb.com/vuln/366314
Source: cna@vuldb.com
Resource: N/A
Hyperlink: https://vuldb.com/vuln/366314/cti
Source: cna@vuldb.com
Resource: N/A
Hyperlink: https://www.teamspeak.com/en/downloads/#server
Source: cna@vuldb.com
Resource: N/A
Change History
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