CVE-2026-56171 Windows Remote Desktop Protocol (RDP) Information Disclosure Vulnerability

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CVE-2026-56171

Technical details are not publicly available in the provided documents. Monitor for updates on CVE-2026-56171 for affected products, impacted components, and remediation guidance.

CVE-2026-56171

Exposure of private personal information to an unauthorized actor in Windows RDP allows an unauthorized attacker to disclose information over a network...

CVE-2026-56171 Windows Remote Desktop Protocol (RDP) Information Disclosure Vulnerability

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Vulnerabilities exploited in Zoom

Zoom has identified vulnerabilities in the Zoom Client for Windows, Zoom Rooms for Windows, and other Zoom Windows products, such as the Windows Desktop Client, VDI Client, and Meeting SDK. These vulnerabilities include a TOCTOU race condition that can be exploited by authenticated local users to...

Exploit for CVE-2026-50416

CVE-2026-50416: a kernel pointer on every desktop, readable fr...

CVE-2026-8075

Mattermost Desktop App versions =6.2 5.5.13 6.0.2.0 fail to properly null check when checking for headers in the Mattermost Desktop App which allows any user to crash another channel members Desktop App via posting a malicious link with an embedded image that misses one of those headers. Mattermo...

CVE-2026-9602

Mattermost Desktop App versions =6.2 6.0.2 5.6.13.0 fail to validate payloads sent from the Mattermost Web App to the Desktop App which allows a malicious server owner to crash the Mattermost Desktop App via changing the payload of a method to a malformed one. Mattermost Advisory ID: MMSA-2026-00...

EUVD-2026-45157

Mattermost Desktop App versions =6.2 5.5.13 6.0.2.0 fail to properly null check when checking for headers in the Mattermost Desktop App which allows any user to crash another channel members Desktop App via posting a malicious link with an embedded image that misses one of those headers. Mattermo...

CVE-2026-8075 Posting a malicious markdown image crashes the Mattermost Desktop App

Mattermost Desktop App versions =6.2 5.5.13 6.0.2.0 fail to properly null check when checking for headers in the Mattermost Desktop App which allows any user to crash another channel members Desktop App via posting a malicious link with an embedded image that misses one of those headers. Mattermo...

CVE-2026-8075

CVE-2026-8075 concerns the Mattermost Desktop App. The connected details specify that versions

CVE-2026-8075

Mattermost Desktop App versions =6.2 5.5.13 6.0.2.0 fail to properly null check when checking for headers in the Mattermost Desktop App which allows any user to crash another channel members Desktop App via posting a malicious link with an embedded image that misses one of those headers. Mattermo...

CVE-2026-8075 Posting a malicious markdown image crashes the Mattermost Desktop App

Mattermost Desktop App versions =6.2 5.5.13 6.0.2.0 fail to properly null check when checking for headers in the Mattermost Desktop App which allows any user to crash another channel members Desktop App via posting a malicious link with an embedded image that misses one of those headers. Mattermo...

CVE-2026-8075 Posting a malicious markdown image crashes the Mattermost Desktop App

Mattermost Desktop App versions =6.2 5.5.13 6.0.2.0 fail to properly null check when checking for headers in the Mattermost Desktop App which allows any user to crash another channel members Desktop App via posting a malicious link with an embedded image that misses one of those headers. Mattermo...

CVE-2026-9602 Mattermost Desktop App crashes when malformed arguments are provided to some exposed IPC methods

Mattermost Desktop App versions =6.2 6.0.2 5.6.13.0 fail to validate payloads sent from the Mattermost Web App to the Desktop App which allows a malicious server owner to crash the Mattermost Desktop App via changing the payload of a method to a malformed one. Mattermost Advisory ID: MMSA-2026-00...

CVE-2026-9602

Mattermost Desktop App versions =6.2 6.0.2 5.6.13.0 fail to validate payloads sent from the Mattermost Web App to the Desktop App which allows a malicious server owner to crash the Mattermost Desktop App via changing the payload of a method to a malformed one. Mattermost Advisory ID: MMSA-2026-00...

CVE-2026-9602 Mattermost Desktop App crashes when malformed arguments are provided to some exposed IPC methods

Mattermost Desktop App versions =6.2 6.0.2 5.6.13.0 fail to validate payloads sent from the Mattermost Web App to the Desktop App which allows a malicious server owner to crash the Mattermost Desktop App via changing the payload of a method to a malformed one. Mattermost Advisory ID: MMSA-2026-00...

CVE-2026-9602

Mattermost Desktop App vulnerable versions:

CVE-2026-9602 Mattermost Desktop App crashes when malformed arguments are provided to some exposed IPC methods

Mattermost Desktop App versions =6.2 6.0.2 5.6.13.0 fail to validate payloads sent from the Mattermost Web App to the Desktop App which allows a malicious server owner to crash the Mattermost Desktop App via changing the payload of a method to a malformed one. Mattermost Advisory ID: MMSA-2026-00...

EUVD-2026-45156

Mattermost Desktop App versions =6.2 6.0.2 5.6.13.0 fail to validate payloads sent from the Mattermost Web App to the Desktop App which allows a malicious server owner to crash the Mattermost Desktop App via changing the payload of a method to a malformed one. Mattermost Advisory ID: MMSA-2026-00...