CVE-2026-111583— Local Privilege Escalation during Advanced Asset Management Installation in TeamViewer Client for Windows

Quick assessment

Affected

TeamViewer Full Client

Exploitation

No confirmed in-the-wild exploitation; assess based on exposure

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

TeamViewer 完整客户端（Full Client）和主机（Host）在 Windows 平台上安装“高级资产管理”（Advanced Asset Management）组件时，其安装程序暂存目录存在不当的访问控制问题。该问题影响 15.82 版本之前的所有版本。利用此漏洞，本地低权限的已认证用户可执行任意命令，并以 SYSTEM 权限运行。攻击者可在服务激活阶段，放置一个特制的安装程序选项文件，该文件将被高级资产管理安装程序处理，从而触发漏洞利用。

CVSS 7.3 · High Updated Oct 27, 2026

Possible ATT&CK Techniques 1 AI

T1548.001 · Setuid and Setgid

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Vulnerability Information

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Vulnerability Title

Local Privilege Escalation during Advanced Asset Management Installation in TeamViewer Client for Windows

Source: CVE Program / CVE List V5

Vulnerability Description

Improper access control in the installer staging directory used by TeamViewer Full Client and Host prior to version 15.82 for Windows during installation of Advanced Asset Management allows a local authenticated user with low privileges to execute arbitrary commands as SYSTEM. An attacker can place a crafted installer options file that is processed by the Advanced Asset Management installer during service activation.

Source: CVE Program / CVE List V5

CVSS Information

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

Source: CVE Program / CVE List V5

Vulnerability Type

特权管理不恰当

Source: CVE Program / CVE List V5

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
TeamViewer	Full Client	0 ~ 15.82	-
TeamViewer	Host	0 ~ 15.82	-

II. Public POCs for CVE-2026-111583

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Premium

No public POC found.

III. Intelligence Information for CVE-2026-111583

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Other References for CVE-2026-111583 (1)

https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2026-1012/ vendor-advisory

https://www.cve.org/CVERecord?id=CVE-2026-111583

Same Patch Batch · TeamViewer · 2026-10-27 · 9 CVEs total

CVE-2026-92372	8.8 HIGH	Out-of-bounds Write in TeamViewer Full Client for Linux and macOS Allows Remote Code Execu
CVE-2026-111585	8.8 HIGH	Integer Overflow in TeamViewer Remote Control Screen Decompression Leading to Heap-Based B
CVE-2026-92374	7.8 HIGH	Privilege Escalation via Insecure Package Handling in TeamViewer Full Client and Host for
CVE-2026-92375	7.8 HIGH	Local privilege escalation via improper IPC access control in TeamViewer Remote Management
CVE-2026-92376	7.8 HIGH	Local Privilege Escalation via IPC Broker Impersonation in TeamViewer Remote Management Mo
CVE-2026-92377	7.8 HIGH	Local Privilege Escalation via DLL Sideloading in TeamViewer Patch Management for Windows
CVE-2026-111584	7.3 HIGH	Local Privilege Escalation via Race Condition in TeamViewer Patch Management for Windows
CVE-2026-111582	7.3 HIGH	Local Privilege Escalation via DLL Hijacking in TeamViewer Monitoring for Windows

IV. Related Vulnerabilities

Same product: Full Client

Same vendor: TeamViewer

Same weakness: CWE-269