CVE-2026-12588

MEDIUM

Trellix HX Console - Improper Handling of Highly Compressed Data (Data Amplification)

Title source: rule

Description

An attacker with access to an HX 10.0.0 and previous versions, may send specially-crafted data to the HX console. The malicious detection would then trigger decompression of a large file that consumes an excessive amount of system resources thus causing a Denial of Service.

References (1)

Core 1

Core References

https://support.trellix.com/s/article/000015595

Scores

CVSS v4 6.0

EPSS 0.0021

EPSS Percentile 11.1%

CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-409

Status published

Products (1)

Trellix/Trellix HX Console 5.1.1

Published Jul 14, 2026

Tracked Since Jul 14, 2026