Vulnerability details
CVE-2026-109166
dromara lamp-cloud
lamp-cloud through 5.10.1 IDOR via /anyone/file/findUrlById
CVSS 4.0
7.1High
Official 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.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 7.1High | 4.0 | CVEProject cvelistV5 (CNA) (VulnCheck) | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N |
| 6.5Medium | 3.1 | CVEProject cvelistV5 (CNA) (VulnCheck) | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| dromara | lamp-cloud | v ≤ 5.10.1 | CVEProject cvelistV5 (CNA) |
References and advisories
4- https://github.com/AnkesKasty/cve-request-poc/blob/a7b6d1423555812d8efa26c91c5d0683164b31e5/lamp-cloud/poc_findUrlById_url.py exploit
- https://github.com/dromara/lamp-cloud/blob/d61184d7d402023fc3ea63b6bdbd7a1bfdb8ce92/lamp-base/lamp-base-controller/src/main/java/top/tangyh/lamp/file/controller/FileAnyoneController.java#L75-L80 technical-description
- https://github.com/dromara/lamp-cloud/blob/d61184d7d402023fc3ea63b6bdbd7a1bfdb8ce92/lamp-base/lamp-base-biz/src/main/java/top/tangyh/lamp/file/strategy/FileContext.java#L147-L170 technical-description
- https://www.vulncheck.com/advisories/lamp-cloud-through-5.10.1-idor-via-anyone-file-findurlbyid third-party-advisory
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Details
- Published
- 2026-10-12
- Last updated
- 2026-10-13
- State
- Published
- Assigner (CNA)
- VulnCheck
Exploit prediction (EPSS)
0.23%
Probability of exploitation in 30 days
14.9%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- Proof of concept
- Technical impact
- Partial
Weaknesses (CWE)
- CWE-639Authorization Bypass Through User-Controlled Key