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CVE-2026-53565— Local Privilege escalation allows a low-privileged user to gain SYSTEM privileges

Quick assessment

Affected
Citrix Secure Access Client for Windows
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.

Citrix secure access client是美国Citrix公司的一个安全远程访问客户端。 Citrix Secure Access Client存在权限许可和访问控制问题漏洞，该漏洞源于权限管理不当，可能导致本地低权限攻击者利用该漏洞提升权限。

AI Predicted 4.5 Difficulty: Moderate EPSS 0.17% · P5

Affected Version Matrix 2

VendorProduct Version RangeStatus
Citrix Citrix Endpoint Analysis Client for Windows < 26. 5.1.7 affected
Citrix Secure Access Client for Windows < 26.6.1.20 affected
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I. Basic Information for CVE-2026-53565

Vulnerability Information
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Vulnerability Title
Local Privilege escalation allows a low-privileged user to gain SYSTEM privileges
Source: CVE Program / CVE List V5
Vulnerability Description
Improper Privilege Management vulnerability in Citrix Secure Access Client for Windows, Citrix Citrix Endpoint Analysis Client for Windows. This issue affects Secure Access Client for Windows: before 26.6.1.20; Citrix Endpoint Analysis Client for Windows: before 26. 5.1.7.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
特权管理不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Citrix Secure Access Client 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Citrix secure access client是美国Citrix公司的一个安全远程访问客户端。 Citrix Secure Access Client存在权限许可和访问控制问题漏洞，该漏洞源于权限管理不当，可能导致本地低权限攻击者利用该漏洞提升权限。
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
Citrix Secure Access Client for Windows 0 ~ 26.6.1.20 -
Citrix Citrix Endpoint Analysis Client for Windows 0 ~ 26. 5.1.7 -

II. Public POCs for CVE-2026-53565

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III. Intelligence Information for CVE-2026-53565

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Vendor Advisories for CVE-2026-53565 (1)

IV. Related Vulnerabilities

Same product: Secure Access Client for Windows
Same vendor: Citrix
Same weakness: CWE-269

V. Comments for CVE-2026-53565

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