Improper Authorization Vulnerability in DWSurvey by diaowen
CVE-2026-18723

5.3MEDIUM

Key Information:

Vendor

Diaowen

Status
Dwsurvey
Vendor
CVE Published:
4 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-18723?

A serious security flaw in DWSurvey by diaowen, specifically in the Survey Status Handler's /api/dwsurvey/app/survey/up-survey-status.do, allows for improper authorization. This vulnerability can be exploited remotely, posing a risk for unauthorized access to sensitive survey data. Although the issue has been publicly disclosed, the vendor has not responded to disclosure attempts, raising concerns about timely remediation and user security.

Affected Version(s)

DWSurvey 6.0

DWSurvey 6.1

DWSurvey 6.2

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-2026-18723 - Proof of Concept

References

https://vuldb.com/vuln/385634
vdb-entry
https://vuldb.com/vuln/385634/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-18723
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

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Stephen Lin (VulDB User)
VulDB CNA Team
.