Auth bypass in Sanluan Publiccms
CVE-2026-8737
A weakness has been identified in Sanluan PublicCMS 5.202506.d. This issue affects the function execute of the file publiccms-trade/src/main/java/com/publiccms/views/directive/trade/TradeAddressListDirective.java of the component Trade Address Query Handler. Executing a manipulation of the argument userId/id can lead to missing authentication. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Vulnerability class: Broken Authentication
EPSS: 0.004 (33.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Sanluan Publiccms — versions 5.202506.d
Weakness classification (CWE)
References
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (technical-description, vdb-entry)
- cna@vuldb.com (signature, permissions-required)
- cna@vuldb.com (exploit)
Frequently asked questions
- What is CVE-2026-8737?
- CVE-2026-8737 is a medium-severity vulnerability in Sanluan Publiccms, classified under Improper Authentication. CVSS score: 5.3/10. Published 2026-05-17.
- How severe is CVE-2026-8737?
- Medium severity. CVSS v3 base score is 5.3 out of 10.