Skip to content
VulnCrestRadar

Search vulnerabilities

Search CVE ids, WordPress plugins or keywords

Report an incidentReport
← Database

CVE-2026-121962

CVSS 4.0
7.2 high
CISA KEV
Not listed
Technical details
Weakness
CWE-787
EPSS · 05 Nov 2026
Unavailable
Public resources
None found
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N

No VulnCrest analysis published for this CVE yet. Below is the original CNA/NVD description, unmodified.

Description

FreeRDP before 3.32.2 contains a heap buffer overflow in transport_default_read_pdu when handling partial Early User Authorization reads during PROTOCOL_HYBRID_EX CredSSP. A malicious RDP server can split the four-byte EUA result into short reads that advance the stream pointer beyond the 16 KiB allocation, causing an out-of-bounds write and client denial of service.

Exploits & detection

No public PoC or detection template found yet.

Timeline

  • Published: 04 Nov 2026
  • Last modified upstream: 04 Nov 2026

Sources & licenses

CVE / CVSS / CWE
NVD record ↗ (unmodified). This product uses the NVD API but is not endorsed or certified by the NVD. CVE® © The MITRE Corporation.
Exploitation
CISA KEV (CC0) · EPSS by FIRST.org
References used for the analysis
Analysis, summary and remediation
© VulnCrest

View JSON