CVE intelligence

CVE-2026-43855

A heap-based buffer overflow vulnerability could allow a remote authenticated attacker to achieve arbitrary code execution.

Published 2026-10-20 · CVSS

CVE-2026-43855

CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

AVAttack Vector: Network
ACAttack Complexity: High
ATAttack Requirements: None
PRPrivileges Required: High
UIUser Interaction: None
VCVulnerable System Confidentiality: High
VIVulnerable System Integrity: High
VAVulnerable System Availability: High
SCSubsequent System Confidentiality: None
SISubsequent System Integrity: None
SASubsequent System Availability: None

high