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CVE-2026-0872— Improper Certificate Validation vulnerability in Thales SafeNet Agent for Windows Logon

Quick assessment

Affected
Thalesgroup SafeNet Agent for Windows Logon
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.

Thales SafeNet Agent是Thales公司的一个身份认证代理软件。 Thales SafeNet Agent存在安全漏洞，该漏洞源于证书验证不当，可能导致签名欺骗。以下版本受到影响：4.0.0版本、4.1.1版本和4.1.2版本。

CVSS 2.5 · Low EPSS 0.21% · P11

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 3

VendorProduct Version RangeStatus
Thalesgroup SafeNet Agent for Windows Logon 4.0.0 affected
4.1.1 affected
4.1.2 affected
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I. Basic Information for CVE-2026-0872

Vulnerability Information
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Vulnerability Title
Improper Certificate Validation vulnerability in Thales SafeNet Agent for Windows Logon
Source: CVE Program / CVE List V5
Vulnerability Description
Improper Certificate Validation vulnerability in Thales SafeNet Agent for Windows Logon on Windows allows Signature Spoofing by Improper Validation. This issue affects SafeNet Agent for Windows Logon: 4.0.0, 4.1.1, 4.1.2.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:H/SI:H/SA:L/E:P
Source: CVE Program / CVE List V5
Vulnerability Type
证书验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Thales SafeNet Agent 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Thales SafeNet Agent是Thales公司的一个身份认证代理软件。 Thales SafeNet Agent存在安全漏洞，该漏洞源于证书验证不当，可能导致签名欺骗。以下版本受到影响：4.0.0版本、4.1.1版本和4.1.2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
Thalesgroup SafeNet Agent for Windows Logon 4.0.0 -

II. Public POCs for CVE-2026-0872

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III. Intelligence Information for CVE-2026-0872

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Vendor Pages for CVE-2026-0872 (1)

IV. Related Vulnerabilities

Same vendor: Thalesgroup
Same weakness: CWE-295