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CVE-2026-115739

Quick assessment

Affected
Trellix DLP on-prem extensions
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.

DLP 本地部署扩展版本 11.13.1 及更早版本中存在硬编码加密密钥漏洞，该漏洞允许远程攻击者解密凭据和证据文件。

CVSS 6.0 · Medium

Possible ATT&CK Techniques 1 AI

T1552 · Unsecured Credentials
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I. Basic Information for CVE-2026-115739

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Hard-coded Cryptographic Key vulnerability exists in the DLP on-prem extensions version 11.13.1 and earlier allows a remote attacker to decrypt credentials and evidence files.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
使用硬编码的密码学密钥
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Trellix DLP on-prem extensions 11.13.1 and earlier -

II. Public POCs for CVE-2026-115739

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-115739

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Other References for CVE-2026-115739 (1)

Same Patch Batch · Trellix · 2026-11-05 · 3 CVEs total

CVE-2026-115738 7.1 HIGH DLP on-prem 11.13.1 及更早版本 SQL 注入漏洞
CVE-2026-115740 5.3 MEDIUM DLP on-prem 11.13.1 及更早版本 SSRF 漏洞

IV. Related Vulnerabilities

Same product: DLP on-prem extensions
Same vendor: Trellix
Same weakness: CWE-321