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CVE-2024-56508— File Upload Vulnerability Leading to XSS in LinkAce v1.15.5

Quick assessment

Affected
Kovah LinkAce
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.

LinkAce是Kevin Woblick个人开发者的一个自托管档案库，用于收集您最喜爱的网站的链接。 LinkAce 1.15.6之前版本存在安全漏洞。攻击者利用该漏洞可以上传包含 JavaScript 有效载荷的恶意 HTML 文件。

CVSS 7.6 · High EPSS 0.43% · P35
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I. Basic Information for CVE-2024-56508

Vulnerability Information
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Vulnerability Title
File Upload Vulnerability Leading to XSS in LinkAce v1.15.5
Source: CVE Program / CVE List V5
Vulnerability Description
LinkAce is a self-hosted archive to collect links of your favorite websites. Prior to 1.15.6, a file upload vulnerability exists in the LinkAce. This issue occurs in the "Import Bookmarks" functionality, where malicious HTML files can be uploaded containing JavaScript payloads. These payloads execute when the uploaded links are accessed, leading to potential reflected or persistent XSS scenarios. This vulnerability is fixed in 1.15.6.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
危险类型文件的不加限制上传
Source: CVE Program / CVE List V5
Vulnerability Title
LinkAce 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
LinkAce是Kevin Woblick个人开发者的一个自托管档案库，用于收集您最喜爱的网站的链接。 LinkAce 1.15.6之前版本存在安全漏洞。攻击者利用该漏洞可以上传包含 JavaScript 有效载荷的恶意 HTML 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
Kovah LinkAce < 1.15.6 -

II. Public POCs for CVE-2024-56508

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 6004 chars
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III. Intelligence Information for CVE-2024-56508

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Patches & Fixes for CVE-2024-56508 (1)

Vendor Advisories for CVE-2024-56508 (1)

IV. Related Vulnerabilities

Same product: LinkAce
Same vendor: Kovah
Same weakness: CWE-434

V. Comments for CVE-2024-56508

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