CVE-2026-109168: lamp-cloud through 5.10.1 IDOR via /anyone/appendix/listFileByBizId

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-12 · updated 2026-10-13
Weakness: CWE-639

Description

lamp-cloud through 5.10.1 contains an insecure direct object reference vulnerability that allows authenticated users to list other business objects' file attachments by supplying an arbitrary bizId to the listFileByBizId endpoint. Attackers can retrieve file names, storage paths, MD5 hashes and stored URLs, which in default LOCAL storage are served without login under /anyTenant/file.

Affected products

dromara lamp-cloud: through 5.10.1

References

https://github.com/AnkesKasty/cve-request-poc/blob/a7b6d1423555812d8efa26c91c5d0683164b31e5/lamp-cloud/poc_listByBizId_attachment.py
https://github.com/dromara/lamp-cloud/blob/d61184d7d402023fc3ea63b6bdbd7a1bfdb8ce92/lamp-base/lamp-base-controller/src/main/java/top/tangyh/lamp/file/controller/AppendixController.java#L55-L60
https://www.vulncheck.com/advisories/lamp-cloud-through-5.10.1-idor-via-anyone-appendix-listfilebybizid

Get alerted when CVE-2026-109168 or the next vulnerability affects your stack