TeamViewer Remote Management up to 26.9.0 Installation Process race condition

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.6$0-$5k0.64+

Summaryinfo

A vulnerability described as very critical has been identified in TeamViewer Remote Management up to 26.9.0. Affected is an unknown function of the component Installation Process. The manipulation results in race condition. This vulnerability is cataloged as CVE-2026-111584. The attack must be initiated from a local position. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as very critical, was found in TeamViewer Remote Management up to 26.9.0. Affected is an unknown code block of the component Installation Process. The manipulation with an unknown input leads to a race condition vulnerability. CWE is classifying the issue as CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

A race condition in the installation process of TeamViewer Remote Management - Patch Management for Windows prior to version 26.9.1 allows a local authenticated attacker with low privileges to execute arbitrary code with elevated privileges by replacing the service executable in an insufficiently protected temporary directory during Patch Management activation.

The advisory is shared for download at teamviewer.com. This vulnerability is traded as CVE-2026-111584 since 10/16/2026. The exploitability is told to be easy. The attack needs to be approached locally. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 10/27/2026).

Upgrading to version 26.9.1 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.6

VulDB Base Score: 8.2
VulDB Temp Score: 7.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.3
CNA Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Race condition
CWE: CWE-362
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Remote Management 26.9.1

Timelineinfo

10/16/2026 CVE reserved
10/27/2026 +11 days Advisory disclosed
10/27/2026 +0 days VulDB entry created
10/27/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: teamviewer.com
Status: Confirmed

CVE: CVE-2026-111584 (🔒)
GCVE (CVE): GCVE-0-2026-111584
GCVE (VulDB): GCVE-100-427404

Entryinfo

Created: 10/27/2026 16:35
Changes: 10/27/2026 16:35 (63)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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