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CVE-2026-14952— Frauscher Sensortechnik: FDS102 for FAdC/FAdCi R2 is offering files with sensitive information for download without requiring authentication

Quick assessment

Affected
Frauscher Sensortechnik FDS 102
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.

未经身份验证的远程攻击者可以通过 HTTP 直接从 FDS Web 服务器获取敏感文件，例如位于 /FdsBackup.zip 的备份归档文件以及 /downloads/* 下的其他文件，而无需有效的会话凭据。这些文件泄露了不应向未认证用户公开的详细铁路信号和轨道布局信息。

CVSS 7.5 · High EPSS 0.50% · P40

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage

Affected Version Matrix 1

VendorProduct Version RangeStatus
Frauscher Sensortechnik FDS 102 2.1.0≤ 2.13.3 affected
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I. Basic Information for CVE-2026-14952

Vulnerability Information
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Vulnerability Title
Frauscher Sensortechnik: FDS102 for FAdC/FAdCi R2 is offering files with sensitive information for download without requiring authentication
Source: CVE Program / CVE List V5
Vulnerability Description
An unauthenticated remote attacker can retrieve sensible files from the FDS Web server, such as the backup archive at /FdsBackup.zip and additional files under /downloads/*, directly over HTTP without a valid session. These files disclose detailed railway signaling and track layout information that should not be available to unauthenticated users.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Frauscher Sensortechnik FDS 102 2.1.0 ~ 2.13.3 -

II. Public POCs for CVE-2026-14952

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III. Intelligence Information for CVE-2026-14952

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Vendor Advisories for CVE-2026-14952 (1)

Same Patch Batch · Frauscher Sensortechnik · 2026-08-20 · 8 CVEs total

CVE-2026-14950 9.8 CRITICAL Frauscher Sensortechnik: FDS102 for FAdC/FAdCi R2 is vulnerable to Insufficient Session Ex
CVE-2026-14948 8.8 HIGH Frauscher Sensortechnik: FDS102 for FAdC/FAdCi R2 is vulnerable to Insertion of Sensitive
CVE-2026-14951 8.0 HIGH Frauscher Sensortechnik: FDS102 for FAdC/FAdCi R2 is vulnerable to Cross-Site Request Forg
CVE-2026-14947 7.2 HIGH Frauscher Sensortechnik: FDS102 for FAdC/FAdCi R2 is vulnerable to Remote Code Execution v
CVE-2026-14946 7.2 HIGH Frauscher Sensortechnik: FDS102 for FAdC/FAdCi R2 is vulnerable to Remote Code Execution v
CVE-2026-14949 6.5 MEDIUM Frauscher Sensortechnik: FDS102 for FAdC/FAdCi R2 is vulnerable to Incorrect Authorization
CVE-2026-14953 4.3 MEDIUM Frauscher Sensortechnik: FDS102 for FAdC/FAdCi R2 is Missing Authorization due to improper

IV. Related Vulnerabilities

Same product: FDS 102
Same vendor: Frauscher Sensortechnik
Same weakness: CWE-306

V. Comments for CVE-2026-14952

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