ANT-2026-XQVPKKPB · freerdp/freerdp · Double Free / Memory Corruption

double-free high CVE-2026-64621 GHSA-f27x-frr8-j9hc Severity Claude high · Security research firm high · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Ada Logics. ANT-2026-XQVPKKPB: Double-free of...

CVE-2026-91958 FreeRDP 3.11.0 through 3.30.0 Heap Buffer Overflow via Monitor Index

FreeRDP versions before 3.31.0 fail to validate MonitorIds array values when parsing RDP connection files, allowing unbounded array indexing in xfdetectmonitors. Attackers can craft a malicious RDP file with an out-of-range selectedmonitors value to trigger out-of-bounds heap read and write...

CVE-2026-91958

FreeRDP versions 3.11.0 through 3.30.0 fail to validate MonitorIds array values when parsing RDP connection files, causing unbounded array indexing in xf_detect_monitors . An attacker can craft a malicious RDP file with an out-of-range selectedmonitors value to trigger out-of-bounds heap read and...

Linux Distros Unpatched Vulnerability : CVE-2026-91958

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - FreeRDP versions before 3.31.0 fail to validate MonitorIds array values when parsing RDP connection files, allowing unbounded array indexing in xfdetectmonitors...

CVE-2026-64621 FreeRDP before 3.28.0 Double-Free via selectedmonitors

FreeRDP before 3.28.0 affected 3.x through 3.27.1 contains a double-free vulnerability in freerdpclientrdpfileapplytosettings client/common/file.c when parsing the selectedmonitors field of a .rdp connection file. The MonitorIds array is allocated through the settings object, and a raw non-owning...

CVE-2026-64621 FreeRDP before 3.28.0 Double-Free via selectedmonitors

FreeRDP before 3.28.0 affected 3.x through 3.27.1 contains a double-free vulnerability in freerdpclientrdpfileapplytosettings client/common/file.c when parsing the selectedmonitors field of a .rdp connection file. The MonitorIds array is allocated through the settings object, and a raw non-owning...

EUVD-2026-45936

FreeRDP before 3.28.0 affected 3.x through 3.27.1 contains a double-free vulnerability in freerdpclientrdpfileapplytosettings client/common/file.c when parsing the selectedmonitors field of a .rdp connection file. The MonitorIds array is allocated through the settings object, and a raw non-owning...

CVE-2026-64621: Double Free

FreeRDP before 3.28.0 affected 3.x through 3.27.1 contains a double-free vulnerability in freerdpclientrdpfileapplytosettings client/common/file.c when parsing the selectedmonitors field of a .rdp connection file. The MonitorIds array is allocated through the settings object, and a raw non-owning...

PT-2026-61581

Name of the Vulnerable Software and Affected Versions FreeRDP versions 3.x through 3.27.1 Description A double-free issue exists in the freerdp client rdp file apply to settings function located in client/common/file.c when parsing the selectedmonitors field of a .rdp connection file. The...