Server-Side Request Forgery in DataLinkDC Dinky Web Component
CVE-2026-122009

6.9MEDIUM

Key Information:

Vendor

Datalinkdc

Status
Dinky
Vendor
CVE Published:
4 November 2026

What is CVE-2026-122009?

A security flaw exists within the DataLinkDC Dinky product, specifically in the flink_web Proxy Endpoint. This vulnerability arises from the improper handling of the _authority argument in the FlinkWebURITemplateProxyServlet's getNewTargetUri function. As a result, an attacker can exploit the vulnerability remotely, allowing for server-side request forgery attacks, potentially leading to unauthorized access to internal resources. This exploit has been publicly disclosed and poses risks if left unaddressed.

Affected Version(s)

Dinky 1.2.0

Dinky 1.2.1

Dinky 1.2.2

References

https://vuldb.com/vuln/431072
vdb-entrytechnical-description
https://vuldb.com/vuln/431072/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-122009
third-party-advisory

CVSS V4

Score:
6.9
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

lucasg2g (VulDB User)
VulDB CNA Team
.