CVE-2026-23532

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 gdiSurfaceToSurface path due to a mismatch between destination rectangle clamping and the actual copy size. A malicious server can trigger a...

CVE-2026-23532 FreeRDP has heap-buffer-overflow in gdi_SurfaceToSurface

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 gdiSurfaceToSurface path due to a mismatch between destination rectangle clamping and the actual copy size. A malicious server can trigger a...

CVE-2026-23532

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 gdiSurfaceToSurface path due to a mismatch between destination rectangle clamping and the actual copy size. A malicious server can trigger a...

EUVD-2026-3317

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, in ClearCodec, when glyphData is present, cleardecompress calls freerdpimagecopynooverlap without validating the destination rectangle, allowing an out-of-bounds read/write via crafted RDPGFX surface updates...

CVE-2026-23531

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, in ClearCodec, when glyphData is present, cleardecompress calls freerdpimagecopynooverlap without validating the destination rectangle, allowing an out-of-bounds read/write via crafted RDPGFX surface updates...

CVE-2026-23531

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, in ClearCodec, when glyphData is present, cleardecompress calls freerdpimagecopynooverlap without validating the destination rectangle, allowing an out-of-bounds read/write via crafted RDPGFX surface updates...

CVE-2026-23531 FreeRDP has heap-buffer-overflow in clear_decompress

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, in ClearCodec, when glyphData is present, cleardecompress calls freerdpimagecopynooverlap without validating the destination rectangle, allowing an out-of-bounds read/write via crafted RDPGFX surface updates...

CVE-2026-23531

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, in ClearCodec, when glyphData is present, cleardecompress calls freerdpimagecopynooverlap without validating the destination rectangle, allowing an out-of-bounds read/write via crafted RDPGFX surface updates...

EUVD-2026-3311

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0,freerdpbitmapdecompressplanar does not validate nSrcWidth/nSrcHeight against planar-maxWidth/maxHeight before RLE decode. A malicious server can trigger a client‑side heap buffer overflow, causing a crash DoS...

CVE-2026-23530

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0,freerdpbitmapdecompressplanar does not validate nSrcWidth/nSrcHeight against planar-maxWidth/maxHeight before RLE decode. A malicious server can trigger a client‑side heap buffer overflow, causing a crash DoS...

CVE-2026-23530

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0,freerdpbitmapdecompressplanar does not validate nSrcWidth/nSrcHeight against planar-maxWidth/maxHeight before RLE decode. A malicious server can trigger a client‑side heap buffer overflow, causing a crash DoS...

MiracleLinux 3 : kdelibs-3.5.5-11.26.AXS3 (AXSA:2011-354:01)

The remote MiracleLinux 3 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2011-354:01 advisory. KDE Libraries include: kdecore KDE core library, kdeui user interface, kfm file manager, khtmlw HTML widget, kio Input/Output, networking, kspell spelling...

SiYuan code injection vulnerability

SiYuan is a privacy-oriented personal knowledge management system developed by SiYuan. Versions of SiYuan prior to 3.5.4 contained a code injection vulnerability. This vulnerability stemmed from the/api/attr/setBlockAttrs API, which allowed attackers to inject arbitrary HTML attributes into the...

Linux Distros Unpatched Vulnerability : CVE-2026-23531

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, in ClearCodec, when glyphData is present, cleardecompress calls...

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 specially crafted residual data in the RDP GFX ClearCodec decoding path, which could lead to out-of-bound...

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...

PT-2026-3498

Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.5.4 Description SiYuan is a personal knowledge management system with a stored Cross-Site Scripting XSS issue. An attacker can inject arbitrary HTML attributes into the icon attribute of a block through the...

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...

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...

Arbitrary Code Injection

Overview @lobehub/lobehub is a LobeHub - an open-source,comprehensive AI Agent framework that supports speech synthesis, multimodal, and extensible Function Call plugin system. Supports one-click free deployment of your private ChatGPT/LLM web application. Affected versions of this package are...