Improper Authorization in Sanluan PublicCMS Trade Address Deletion Endpoint
CVE-2026-1112

5.3MEDIUM

Key Information:

Vendor

Sanluan

Status
Publiccms
Vendor
CVE Published:
18 January 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-1112?

A vulnerability exists in Sanluan PublicCMS prior to version 5.202506.d, specifically within the Trade Address Deletion Endpoint of the TradeAddressController. This flaw allows a remote attacker to manipulate the 'ids' argument, leading to improper authorization. Such exploitation may allow unauthorized access to the deletion functionality, posing security risks to affected systems. Although the vendor was alerted, no response has been received regarding this serious issue. It is crucial for users to apply necessary precautions and update to secured versions promptly.

Affected Version(s)

PublicCMS 5.202506.a

PublicCMS 5.202506.b

PublicCMS 5.202506.c

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-1112 - Proof of Concept

References

https://vuldb.com/?id.341704
vdb-entrytechnical-description
https://vuldb.com/?ctiid.341704
signaturepermissions-required
https://vuldb.com/?submit.732771
third-party-advisory

CVSS V4

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

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Ana10gy (VulDB User)
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