May 12, 2026—KB5087544 (OS Builds 19045.7291 and 19044.7291)

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Windows Remote Desktop Services Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Remote Desktop allows an authorized attacker to elevate privileges locally...

May 12, 2026—KB5087537 (OS Build 14393.9140)

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May 12, 2026—Hotpatch KB5087424 (OS Build 20348.5074)

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M365 Copilot for Desktop Spoofing Vulnerability

Improper access control in M365 Copilot for Desktop allows an unauthorized attacker to perform spoofing locally...

Microsoft Power Automate Desktop Information Disclosure Vulnerability

Exposure of sensitive information to an unauthorized actor in Power Automate allows an authorized attacker to disclose information over a network...

State of ransomware in 2026

With International Anti-Ransomware Day taking place on May 12, Kaspersky presents its annual report on the evolving global and regional ransomware cyberthreat landscape. Ransomware remains one of the most persistent and adaptive cyberthreats. In 2026: New families continue to emerge, adopting...

Do Androids Dream of Breaking the Game? Systematically Auditing AI Agent Benchmarks with BenchJack

Agent benchmarks have become the de facto measure of frontier AI competence, guiding model selection, investment, and deployment. However, reward hacking, where agents maximize a score without performing the intended task, emerges spontaneously in frontier models without overfitting. We argue tha...

KLA91041 Multiple vulnerabilities in Microsoft Apps

Multiple vulnerabilities were found in Microsoft Apps. Malicious users can exploit these vulnerabilities to spoof user interface, bypass security restrictions. Below is a complete list of vulnerabilities: 1. A spoofing vulnerability in Microsoft 365 Copilot for Android can be exploited remotely t...

KLA91036 Multiple vulnerabilities in Microsoft Dynamics

Multiple vulnerabilities were found in Microsoft Dynamics. Malicious users can exploit these vulnerabilities to execute arbitrary code, bypass security restrictions, obtain sensitive information, gain privileges. Below is a complete list of vulnerabilities: 1. A remote code execution vulnerabilit...

Microsoft Windows Remote Desktop Services 安全漏洞

Microsoft Windows Remote Desktop Services is a set of features provided by Microsoft that allow users to access graphical desktops and Windows applications remotely. There are security vulnerabilities in Microsoft Windows Remote Desktop Services. Attackers can exploit these vulnerabilities to gai...

PT-2026-44989

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.26.0 Description The planar bitmap decoder contains an out-of-bounds heap write when decoding RLE planar data. In the libfreerdp/codec/planar.c file, the freerdp bitmap decompress planar function validates the X...

MiracleLinux 8 : freerdp-2.11.7-9.el8_10 (AXSA:2026-607:17)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-607:17 advisory. freerdp: FreeRDP: Denial of service due to use-after-free vulnerability CVE-2026-25952 freerdp: FreeRDP: Denial of Service via double free...

PT-2026-40423

Name of the Vulnerable Software and Affected Versions Pulpy versions prior to 0.1.1 Description Pulpy injects a pulpy.fs JavaScript API into packaged web applications to provide host filesystem access. The validateFsPath function, intended to sandbox this access, contains an incomplete blocklist...

The vulnerability of the video_timer() function in the implementation of the remote desktop protocol FreeRDP allows a intruder to trigger a service failure.

The vulnerability of the videotimer function in the implementation of the remote desktop protocol FreeRDP is related to the use of memory after it is freed. Exploiting this vulnerability could allow a malicious actor to cause a service failure...

PT-2026-44982

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.26.0 Description A heap-buffer-overflow write can be triggered in the client when connecting to a malicious RDP server that sends crafted RDPGFX PDUs Protocol Data Units. The issue occurs in the gdi CacheToSurface...

PT-2026-40213

Heap-based buffer overflow in Windows Remote Desktop allows an authorized attacker to elevate privileges locally...

PT-2026-40262

Integer overflow or wraparound in Windows DWM Core Library allows an authorized attacker to elevate privileges locally...

Stable Channel Update for Desktop

The Stable channel has been updated to 148.0.7778.167/168 for Windows/Mac and 148.0.7778.167 for Linux, which will roll out over the coming days/weeks. A full list of changes in this build is available in the Log Security Fixes and Rewards Note: Access to bug details and links may be kept...

Moderate: Red Hat Security Advisory: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...