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CVE-2026-54533— vantage6 node has an Improper Access Control issue

Quick assessment

Affected
vantage6 vantage6
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.

vantage6是vantage6团队开源的一个用于 Secure Insight eXchange 的开源 priVAcy preserviNg federalTed leArningG 基础架构。 vantage6 5.0.0之前版本存在权限许可和访问控制问题漏洞，该漏洞源于访问控制问题，可能导致恶意算法访问其他算法的输入和输出文件。

AI Predicted 5.5 Difficulty: Easy EPSS 0.29% · P21

Possible ATT&CK Techniques 1 AI

T1005 · Data from Local System

Affected Version Matrix 1

VendorProduct Version RangeStatus
vantage6 vantage6 < 5.0.0 affected
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I. Basic Information for CVE-2026-54533

Vulnerability Information
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Vulnerability Title
vantage6 node has an Improper Access Control issue
Source: CVE Program / CVE List V5
Vulnerability Description
vantage6 is an open-source infrastructure for privacy preserving analysis. Prior to version 5.0.0, malicious algorithms can potentially access other algorithms input and output files. Version 5.0.0 fixes the issue. As a workaround, verify and restrict the algorithm containers that are allowed to run on the node.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
vantage6 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
vantage6是vantage6团队开源的一个用于 Secure Insight eXchange 的开源 priVAcy preserviNg federalTed leArningG 基础架构。 vantage6 5.0.0之前版本存在权限许可和访问控制问题漏洞，该漏洞源于访问控制问题，可能导致恶意算法访问其他算法的输入和输出文件。
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
vantage6 vantage6 < 5.0.0 -

II. Public POCs for CVE-2026-54533

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III. Intelligence Information for CVE-2026-54533

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Vendor Advisories for CVE-2026-54533 (2)

Same Patch Batch · vantage6 · 2026-06-17 · 4 CVEs total

CVE-2026-54445 Vantage6: Set admin user and password from environment or configuration
CVE-2024-24769 Vantage6: No limit on emails sent for password/MFA reset
CVE-2024-27928 Vantage6: 2FA can be circumvented with hacked email access

IV. Related Vulnerabilities

Same product: vantage6
Same vendor: vantage6
Same weakness: CWE-284

V. Comments for CVE-2026-54533

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