SEPTEMBER 17, 2026
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Case File

CVE-2026-91959

MEDIUM · CVSS 6.5 EPSS 0.35% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-15 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

FreeRDP versions prior to 3.31.0 are vulnerable to a buffer over-read in the rts_read_result function of the RPC gateway transport parser, which can be exploited by attackers sending a malicious BIND_ACK PDU. This vulnerability may lead to an out-of-bounds read, resulting in a process abort. Organizations using FreeRDP should prioritize patching this issue to mitigate potential disruptions and security risks.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-91959
Severity
MEDIUM
CVSS
6.5
EPSS
0.35%

Original NVD Description

FreeRDP before 3.31.0 contains a buffer over-read vulnerability in the rts_read_result function within the RPC gateway transport parser. Attackers can send a malicious BIND_ACK PDU with a truncated result entry to trigger an out-of-bounds read causing process abort.