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CVE-2026-59708— Ghostfolio - Unauthorized Portfolio Data Exposure via Public Endpoint

Quick assessment

Affected
ghostfolio ghostfolio
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Ghostfolio Ghostfolio是Ghostfolio组织开源的一款基于Web技术构建的财富管理软件。 Ghostfolio 3.6.0及之前版本和697ef59之前版本存在授权问题漏洞，该漏洞源于GET /api/v1/public/:accessId/portfolio端点接受私有访问ID但未验证granteeUserId过滤，可能导致未经身份验证的攻击者获取完整的持仓、数量、买入价格和绩效指标等敏感投资组合信息。

CVSS 7.5 · High EPSS 0.59% · P47

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage

Affected Version Matrix 1

VendorProduct Version RangeStatus
ghostfolio ghostfolio ≤ 3.6.0 affected
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I. Basic Information for CVE-2026-59708

Vulnerability Information
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Vulnerability Title
Ghostfolio - Unauthorized Portfolio Data Exposure via Public Endpoint
Source: CVE Program / CVE List V5
Vulnerability Description
The GET /api/v1/public/:accessId/portfolio endpoint in ghostfolio accepts private access IDs without validating granteeUserId filtering, allowing unauthenticated access to full portfolio data. Attackers with a private access ID can retrieve sensitive portfolio information including holdings, quantities, buy prices, and performance metrics without authentication.
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
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Ghostfolio 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Ghostfolio Ghostfolio是Ghostfolio组织开源的一款基于Web技术构建的财富管理软件。 Ghostfolio 3.6.0及之前版本和697ef59之前版本存在授权问题漏洞，该漏洞源于GET /api/v1/public/:accessId/portfolio端点接受私有访问ID但未验证granteeUserId过滤，可能导致未经身份验证的攻击者获取完整的持仓、数量、买入价格和绩效指标等敏感投资组合信息。
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
ghostfolio ghostfolio 0 ~ 3.6.0 -

II. Public POCs for CVE-2026-59708

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 8388 chars
Pro+ exclusive includes:
Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
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III. Intelligence Information for CVE-2026-59708

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Vendor Advisories for CVE-2026-59708 (1)

Proof of Concept for CVE-2026-59708 (1)

Vendor Pages for CVE-2026-59708 (1)

IV. Related Vulnerabilities

Same product: ghostfolio
Same vendor: ghostfolio
Same weakness: CWE-862

V. Comments for CVE-2026-59708

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