# CVE-2026-53406: Zoom Contact Center privilege escalation in Remote Control for Windows

Source: https://junglewise.ai/threats/cve-2026-53406-zoom-contact-center-privilege-escalation-in-remote-control-for  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-06-12. Updated: 2026-06-12  
License: CC BY 4.0 with a link back

CVE-2026-53406 · Severity: high · CVSS 7.8 · Published 2026-06-12

Zoom Contact Center for Windows contains a security flaw in its remote control feature that could allow a user with low-level access to a computer to gain higher-level administrative privileges. This could enable an unauthorized person to access sensitive data or modify system settings on the affected machine. Organizations using Zoom Contact Center should update their Windows client to version 7.0.0 or later to resolve this issue.

Vendors: [Zoom](https://junglewise.ai/threats/vendors/zoom).

## Quick answers

**Is CVE-2026-53406 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-53406 being exploited in the wild.

**How severe is CVE-2026-53406?** High severity, with a CVSS score of 7.8, published 12 June 2026.

**Which products and versions are affected?** Zoom Remote Control for Zoom Contact Center before 7.0.0.

**Is there a fix for CVE-2026-53406?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-53406 attacked?** It is attacked with local access, in a network appliance.

**Am I affected by CVE-2026-53406?** Check whether you run Zoom Remote Control for Zoom Contact Center at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

A privilege escalation vulnerability exists in the Remote Control component of Zoom Contact Center for Windows (versions prior to 7.0.0) due to insufficient verification of data authenticity (CWE-345). An attacker with local access and low-level user privileges can exploit this flaw to execute commands or perform actions with elevated system permissions. The vulnerability is triggered when the application fails to properly validate the source or integrity of data processed by the remote control service. This issue has been addressed in version 7.0.0.

## Affected products

- Zoom Remote Control for Zoom Contact Center for Windows before 7.0.0

## Timeline

- 2026-06-09: advisory: Initial publication of Zoom Security Bulletin ZSB-26009
- 2026-06-12: disclosed: CVE-2026-53406 published to NVD

## References

- [https://www.zoom.com/en/trust/security-bulletin/zsb-26009](https://www.zoom.com/en/trust/security-bulletin/zsb-26009)