FreeRDP security vulnerabilities

FreeRDP is an open-source RDP protocol implementation developed by the FreeRDP team. Versions of FreeRDP prior to 3.21.0 contained security vulnerabilities. These vulnerabilities stemmed from the cleardecompress function in ClearCodec, which did not validate the target rectangle, potentially...

Linux Distros Unpatched Vulnerability : CVE-2026-23532

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, a client-side heap buffer overflow occurs in the FreeRDP client's...

Linux Distros Unpatched Vulnerability : CVE-2026-23530

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0,freerdpbitmapdecompressplanar does not validate nSrcWidth/nSrcHeight...

January 17, 2026—KB5077792 (OS Build 25398.2096) Out-of-band

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January 17, 2026—KB5077797 (OS Build 22631.6494) Out-of-band

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January 17, 2026—KB5077744 (OS Builds 26200.7627 and 26100.7627) Out-of-band

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January 17, 2026—KB5077793 (OS Build 26100.32234) Out-of-band

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January 17, 2026—KB5077796 (OS Builds 19045.6811 and 19044.6811) Out-of-band

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January 17, 2026—KB5077795 (OS Build 17763.8280) Out-of-band

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January 17, 2026—KB5077800 (OS Build 20348.4650) Out-of-band

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[SECURITY] Fedora 43 Update: freerdp-3.20.2-1.fc43

The xfreerdp & wlfreerdp Remote Desktop Protocol RDP clients from the FreeR DP project. xfreerdp & wlfreerdp can connect to RDP servers such as Microsoft Windows machines, xrdp and VirtualBox...

SUSE CVE-2026-22852

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.20.1, a malicious RDP server can trigger a heap-buffer-overflow write in the FreeRDP client when processing Audio Input AUDIN format lists. audinprocessformats reuses callback-formatscount across multiple MSGSNDINFORMATS...

SUSE CVE-2026-22853

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.20.1, RDPEAR's NDR array reader does not perform bounds checking on the on-wire element count and can write past the heap buffer allocated from hints, causing a heap buffer overflow in ndrreaduint8Array. This vulnerabilit...

SUSE CVE-2026-22856

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.20.1, a race in the serial channel IRP thread tracking allows a heap use-after-free when one thread removes an entry from serial-IrpThreads while another reads it. This vulnerability is fixed in 3.20.1...

EUVD-2026-2766

RDP Manager 4.9.9.3 contains a denial of service vulnerability in connection input fields that allows local attackers to crash the application. Attackers can add oversized entries in Verbindungsname and Server fields to permanently freeze and crash the software, potentially requiring full...

Cinspiration RDP Manager security vulnerabilities

Cinspiration RDP Manager is a remote desktop management tool developed by the German company Cinspiration. Version 4.9.9.3 of Cinspiration RDP Manager contains a security vulnerability, which stems from the connection input field. This vulnerability could allow local attackers to cause the...

PT-2026-3046

RDP Manager 4.9.9.3 contains a denial of service vulnerability in connection input fields that allows local attackers to crash the application. Attackers can add oversized entries in Verbindungsname and Server fields to permanently freeze and crash the software, potentially requiring full...

Devolutions Remote Desktop Manager < 2025.3.29.0 Sensitive Information Exposure (DEVO-2026-0002)

The version of Devolutions Remote Desktop Manager installed on the remote host is prior to 2025.3.29.0 and is, therefore, affected by the following Sensitive Information Exposure vulnerability: - Exposure of sensitive information in the TeamViewer entry dashboard component in Devolutions Remote...

CVE-2026-22856

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.20.1, a race in the serial channel IRP thread tracking allows a heap use‑after‑free when one thread removes an entry from serial-IrpThreads while another reads it. This vulnerability is fixed in 3.20.1...

CVE-2026-22851

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.20.1, a race condition between the RDPGFX dynamic virtual channel thread and the SDL render thread leads to a heap use-after-free. Specifically, an escaped pointer to sdl-primary SDLSurface is accessed after it has been...