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CVE-2026-0518— XSS in Secure Access Consoles prior to 14.20

Quick assessment

Affected
Absolute Security Secure Access
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.

Absolute Secure Access是Absolute公司的一款应用程序。以提供针对混合和移动工作模式优化的安全服务边缘（SSE）。 Absolute Secure Access 14.20之前版本存在安全漏洞，该漏洞源于具有管理权限的攻击者可能干扰其他管理员对控制台的使用。

AI Predicted 5.4 Difficulty: Easy EPSS 0.17% · P6

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2026-0518

Vulnerability Information
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Vulnerability Title
XSS in Secure Access Consoles prior to 14.20
Source: CVE Program / CVE List V5
Vulnerability Description
CVE-2026-0518 is a cross-site scripting vulnerability in versions of Secure Access prior to 14.20. An attacker with administrative privileges can interfere with another administrator’s use of the console.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Absolute Secure Access 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Absolute Secure Access是Absolute公司的一款应用程序。以提供针对混合和移动工作模式优化的安全服务边缘（SSE）。 Absolute Secure Access 14.20之前版本存在安全漏洞，该漏洞源于具有管理权限的攻击者可能干扰其他管理员对控制台的使用。
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
Absolute Security Secure Access 0 ~ 14.20 -

II. Public POCs for CVE-2026-0518

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III. Intelligence Information for CVE-2026-0518

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Same Patch Batch · Absolute Security · 2026-01-17 · 3 CVEs total

CVE-2026-0517 Denial of Service in Secure Access Servers Prior to 14.20.
CVE-2026-0519 Information Disclosure in Secure Access Between 12.70 and 14.20

IV. Related Vulnerabilities

Same product: Secure Access
Same vendor: Absolute Security

V. Comments for CVE-2026-0518

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