Arbitrary file upload in Shandong Hoteam Inforcenter Plm
CVE-2026-5261
A vulnerability was identified in Shandong Hoteam InforCenter PLM up to 8.3.8. The impacted element is the function uploadFileToIIS of the file /Base/BaseHandler.ashx. The manipulation of the argument File leads to unrestricted upload. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
EPSS: 0.004 (31.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Shandong Hoteam Inforcenter Plm — versions 8.3.0, 8.3.1, 8.3.2
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, vdb-entry)
- cna@vuldb.com (signature, permissions-required)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (exploit)
Frequently asked questions
- What is CVE-2026-5261?
- CVE-2026-5261 is a high-severity vulnerability in Shandong Hoteam Inforcenter Plm, classified under Improper Access Control. CVSS score: 7.3/10. Published 2026-04-01.
- How severe is CVE-2026-5261?
- High severity. CVSS v3 base score is 7.3 out of 10.