Is CVE-2026-8737 actively exploited?

No active exploitation of CVE-2026-8737 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-8737 be exploited remotely?

Yes. CVE-2026-8737 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-8737?

CVE-2026-8737 has a CVSS score of 5.3 (MEDIUM).

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MEDIUM

CVE-2026-8737

CWE-287Published: May 17, 2026· Updated: May 18, 2026

5.3

CVSS v3.1

EPSS:0.05%probability of exploitation in 30 daysPercentile:14.7th

Official Description

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.

NVD Source

Technical Analysis

CVE-2026-8737 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

From a weakness classification perspective (CWE-287): Authentication bypass vulnerabilities allow attackers to access protected resources without valid credentials.