CVE-2026-109168 (CVSS 6.5)

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.

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CVSS v3.1 Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS — Exploit Prediction

0.0023

Probability of exploitation

0.13%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-639 CWE-639

References

Other 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

Frequently Asked Questions

What is CVE-2026-109168? +

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. It has a CVSS v3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2026-109168? +

CVE-2026-109168 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0023, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-109168? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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