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CVE-2026-109166— lamp-cloud through 5.10.1 IDOR via /anyone/file/findUrlById

Quick assessment

Affected
dromara lamp-cloud
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.

lamp-cloud 5.10.1 及之前版本存在不安全直接对象引用（IDOR）漏洞，允许已认证的用户通过提供任意文件 ID，获取其他用户文件的存储 URL。攻击者可将其他用户的文件 ID 发送给 FileAnyoneController 的 findUrlById 处理程序，该处理程序从不验证文件所有权，从而可检索访问 URL 并读取已上传的附件。

CVSS 6.5 · Medium EPSS 0.24% · P14

Possible ATT&CK Techniques 2 AI

T1155 T1112 · Modify Registry

Affected Version Matrix 1

VendorProduct Version RangeStatus
dromara lamp-cloud ≤ 5.10.1 affected
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I. Basic Information for CVE-2026-109166

Vulnerability Information
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Vulnerability Title
lamp-cloud through 5.10.1 IDOR via /anyone/file/findUrlById
Source: CVE Program / CVE List V5
Vulnerability Description
lamp-cloud through 5.10.1 contains an insecure direct object reference vulnerability that allows authenticated users to obtain storage URLs for other users' files by supplying arbitrary file ids. Attackers can send another user's file ids to the findUrlById handler of FileAnyoneController, which never checks ownership, to retrieve access URLs and read uploaded attachments.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
dromara lamp-cloud 0 ~ 5.10.1 -

II. Public POCs for CVE-2026-109166

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III. Intelligence Information for CVE-2026-109166

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Patches & Fixes for CVE-2026-109166 (2)

Proof of Concept for CVE-2026-109166 (1)

Other References for CVE-2026-109166 (1)

IV. Related Vulnerabilities

Same product: lamp-cloud
Same vendor: dromara
Same weakness: CWE-639

V. Comments for CVE-2026-109166

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