Authorization Bypass Vulnerability in Sanluan PublicCMS
CVE-2026-120319

5.3MEDIUM

Key Information:

Vendor

Sanluan

Status
Publiccms
Vendor
CVE Published:
2 November 2026

What is CVE-2026-120319?

An authorization bypass vulnerability exists in the TradeRefundService.updateAmound function of Sanluan PublicCMS, specifically within the publiccms-trade component. By manipulating the refundId argument, an attacker can bypass authorization checks, enabling unauthorized access to sensitive functionalities. This issue can be exploited remotely, posing significant risks to system integrity. The vendor has been notified but has not responded to address this issue.

Affected Version(s)

PublicCMS 4.*

PublicCMS 5.*

PublicCMS 6.*

References

https://vuldb.com/vuln/429652
vdb-entrytechnical-description
https://vuldb.com/vuln/429652/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-120319
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

s1mple_xy (VulDB User)
VulDB CNA Team
.