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CVE-2026-12588

Quick assessment

Affected
Trellix Trellix HX Console
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Trellix Trellix HX Console是美国Trellix公司的一款终端安全管理控制台软件。 Trellix HX Console 10.0.0及之前版本存在资源管理错误漏洞，该漏洞源于CWE-409资源管理错误问题，可能导致具有访问权限的攻击者向HX控制台发送特制数据，触发恶意检测导致解压大文件，消耗过多系统资源，进而造成拒绝服务。以下版本受到影响：5.1.1版本和10.0.0及之前版本。

AI Predicted 7.5 Difficulty: Easy EPSS 0.33% · P24

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 1

VendorProduct Version RangeStatus
Trellix Trellix HX Console 5.1.1 affected
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I. Basic Information for CVE-2026-12588

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
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
Source: CVE Program / CVE List V5
Vulnerability Type
对高度压缩数据的处理不恰当(数据放大攻击)
Source: CVE Program / CVE List V5
Vulnerability Title
Trellix HX Console 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Trellix Trellix HX Console是美国Trellix公司的一款终端安全管理控制台软件。 Trellix HX Console 10.0.0及之前版本存在资源管理错误漏洞，该漏洞源于CWE-409资源管理错误问题，可能导致具有访问权限的攻击者向HX控制台发送特制数据，触发恶意检测导致解压大文件，消耗过多系统资源，进而造成拒绝服务。以下版本受到影响：5.1.1版本和10.0.0及之前版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Trellix Trellix HX Console 5.1.1 -

II. Public POCs for CVE-2026-12588

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III. Intelligence Information for CVE-2026-12588

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News Coverage for CVE-2026-12588 (1)

IV. Related Vulnerabilities

Same product: Trellix HX Console
Same vendor: Trellix
Same weakness: CWE-409

V. Comments for CVE-2026-12588

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