CVE-2026-3457— Stored XSS vulnerability in Sentinel ACC
Quick assessment
Affected
Thales Sentinel LDK Runtime
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 Sentinel LDK Runtime是Thales公司的一个提供软件许可授权与加密保护运行支持的组件环境。 Thales Sentinel LDK Runtime 10.22之前版本存在安全漏洞，该漏洞源于Web页面生成期间输入中和不当，可能导致存储型跨站脚本攻击。
Possible ATT&CK Techniques 2 AI
T1059 · Command and Scripting Interpreter T1189 · Drive-by Compromise
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I. Basic Information for CVE-2026-3457
Vulnerability Information
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Vulnerability Title
Stored XSS vulnerability in Sentinel ACC
Source: CVE Program / CVE List V5
Vulnerability Description
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Thales Sentinel LDK Runtime on Windows allows Stored XSS.This issue affects Sentinel LDK Runtime: before 10.22.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:N/SC:L/SI:H/SA:N/E:P
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Thales Sentinel LDK Runtime 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Thales Sentinel LDK Runtime是Thales公司的一个提供软件许可授权与加密保护运行支持的组件环境。 Thales Sentinel LDK Runtime 10.22之前版本存在安全漏洞，该漏洞源于Web页面生成期间输入中和不当，可能导致存储型跨站脚本攻击。
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 |
|---|---|---|---|---|
| Thales | Sentinel LDK Runtime | 0 ~ 10.22 | - |
|
II. Public POCs for CVE-2026-3457
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Pages for CVE-2026-3457 (1)
-
Knowledge Article - Thales Support Portal vendor-advisory
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V. Comments for CVE-2026-3457
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