7.5
HIGH CVSS 2.0
CVE-2026-122009
DataLinkDC Dinky flink_web Proxy Endpoint FlinkWebURITemplateProxyServlet.java FlinkWebURITemplateProxyServlet.getNewTargetUri server-side request forgery
Description

A flaw has been found in DataLinkDC Dinky up to 1.2.5. This vulnerability affects the function FlinkWebURITemplateProxyServlet.getNewTargetUri of the file dinky-admin/src/main/java/org/dinky/utils/FlinkWebURITemplateProxyServlet.java of the component flink_web Proxy Endpoint. This manipulation of the argument _authority causes server-side request forgery. The attack can be initiated remotely. The exploit has been published and may be used. The researcher claims to have submitted a GHSA on the repository of the project.

INFO

Published Date :

Nov. 4, 2026, 9:18 p.m.

Last Modified :

Nov. 4, 2026, 9:18 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-122009 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 HIGH [email protected]
CVSS 3.1 HIGH [email protected]
CVSS 4.0 MEDIUM [email protected]
Solution
Update DataLinkDC Dinky to a version that includes the fix for SSRF.
  • Update DataLinkDC Dinky to the latest version.
  • Apply the patch provided by the vendor.
  • Review security configurations for the proxy endpoint.
  • Monitor for suspicious network activity.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-122009.

URL Resource
https://github.com/DataLinkDC/dinky/
https://github.com/DataLinkDC/dinky/security/advisories/GHSA-wchp-mjj9-wxqh
https://vuldb.com/cve/CVE-2026-122009
https://vuldb.com/submit/1015959
https://vuldb.com/vuln/431072
https://vuldb.com/vuln/431072/cti
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-122009 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-122009 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-122009 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-122009 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Nov. 04, 2026

    Action Type Old Value New Value
    Added Description A flaw has been found in DataLinkDC Dinky up to 1.2.5. This vulnerability affects the function FlinkWebURITemplateProxyServlet.getNewTargetUri of the file dinky-admin/src/main/java/org/dinky/utils/FlinkWebURITemplateProxyServlet.java of the component flink_web Proxy Endpoint. This manipulation of the argument _authority causes server-side request forgery. The attack can be initiated remotely. The exploit has been published and may be used. The researcher claims to have submitted a GHSA on the repository of the project.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CWE CWE-918
    Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/122xxx/CVE-2026-122009.json">CVE-2026-122009</a>
    Added Reference https://github.com/DataLinkDC/dinky/
    Added Reference https://github.com/DataLinkDC/dinky/security/advisories/GHSA-wchp-mjj9-wxqh
    Added Reference https://vuldb.com/cve/CVE-2026-122009
    Added Reference https://vuldb.com/submit/1015959
    Added Reference https://vuldb.com/vuln/431072
    Added Reference https://vuldb.com/vuln/431072/cti
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.