CVE-2026-122009
DataLinkDC Dinky flink_web Proxy Endpoint FlinkWebURITemplateProxyServlet.java FlinkWebURITemplateProxyServlet.getNewTargetUri server-side request forgery
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.
Fixes and workarounds
No remediation reported in collected sources.
Missing remediation information is not evidence that no patch exists.
Affected products and versions
| Product | Versions | Authority |
|---|---|---|
| Dinky DataLinkDC |
1.2.0 (affected) 1.2.1 (affected) 1.2.2 (affected) 1.2.3 (affected) 1.2.4 (affected) 1.2.5 (affected) |
CNA: VulDB |
Version ranges are source assertions. Check the vendor advisory and your installed configuration before determining exposure.
CVSS assessments
| Version / score | Vector | Authority |
|---|---|---|
| 4.0 / 6.9 medium |
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | CNA: VulDB |
| 3.1 / 7.3 high |
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C | CNA: VulDB |
| 3.0 / 7.3 high |
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C | CNA: VulDB |
| 2.0 / 7.5 high |
AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:C | CNA: VulDB |
Exploit evidence
No exploit evidence in collected sources. This is not proof of no exploitation.
References
- https://vuldb.com/vuln/431072CNA: VulDB · vdb-entry, technical-description
- https://vuldb.com/vuln/431072/ctiCNA: VulDB · signature, permissions-required
- https://vuldb.com/cve/CVE-2026-122009CNA: VulDB · third-party-advisory
- https://vuldb.com/submit/1015959CNA: VulDB · third-party-advisory
- https://github.com/DataLinkDC/dinky/security/advisories/GHSA-wchp-mjj9-wxqhCNA: VulDB · broken-link
- https://github.com/DataLinkDC/dinky/CNA: VulDB · product
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