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CVE-2026-81485— danielpopamd linkedin-ads-mcp Media Upload campaign-management.ts fs.readFileSync path traversal

Quick assessment

Affected
danielpopamd linkedin-ads-mcp
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.

在 danielpopamd 的 linkedin-ads-mcp 1.0.0 中检测到一个安全漏洞。该漏洞影响了组件 Media Upload 中文件 src/tools/campaign-management.ts 里的函数 fs.readFileSync。对参数 filePath 的处理不当会导致路径遍历（Path Traversal）漏洞。该攻击可由远程发起，且该漏洞的利用方式已公开披露，可能已被使用。项目方已通过问题报告提前获知此问题，但尚未作出回应。

CVSS 5.3 · Medium EPSS 0.48% · P39
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I. Basic Information for CVE-2026-81485

Vulnerability Information
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Vulnerability Title
danielpopamd linkedin-ads-mcp Media Upload campaign-management.ts fs.readFileSync path traversal
Source: CVE Program / CVE List V5
Vulnerability Description
A security vulnerability has been detected in danielpopamd linkedin-ads-mcp 1.0.0. Affected by this vulnerability is the function fs.readFileSync of the file src/tools/campaign-management.ts of the component Media Upload. Such manipulation of the argument filePath leads to path traversal. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
danielpopamd linkedin-ads-mcp 1.0.0 cpe:2.3:h:danielpopamd:linkedin-ads-mcp:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-81485

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III. Intelligence Information for CVE-2026-81485

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Proof of Concept for CVE-2026-81485 (1)

Security Blog Posts for CVE-2026-81485 (1)

Other References for CVE-2026-81485 (3)

IV. Related Vulnerabilities

Same weakness: CWE-22

V. Comments for CVE-2026-81485

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