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Description

A vulnerability was found in DataLinkDC dinky up to 1.2.5. The impacted element is the function proxyUba of the file dinky-admin/src/main/java/org/dinky/controller/FlinkProxyController.java of the component Flink Proxy Controller. Performing a manipulation results in server-side request forgery. It is possible to initiate the attack remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

PUBLISHED Reserved 2026-02-23 | Published 2026-02-24 | Updated 2026-02-24 | Assigner VulDB




MEDIUM: 5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
MEDIUM: 6.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
MEDIUM: 6.3CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
6.5AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

Server-Side Request Forgery

Product status

1.2.0
affected

1.2.1
affected

1.2.2
affected

1.2.3
affected

1.2.4
affected

1.2.5
affected

Timeline

2026-02-23:Advisory disclosed
2026-02-23:VulDB entry created
2026-02-23:VulDB entry last update

Credits

Ana10gy (VulDB User) reporter

References

vuldb.com/?id.347410 (VDB-347410 | DataLinkDC dinky Flink Proxy Controller FlinkProxyController.java proxyUba server-side request forgery) vdb-entry technical-description

vuldb.com/?ctiid.347410 (VDB-347410 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.757587 (Submit #757587 | DataLinkDC dinky <=1.2.5 Server-Side Request Forgery) third-party-advisory

github.com/AnalogyC0de/public_exp/issues/7 issue-tracking

github.com/AnalogyC0de/public_exp/issues/7 exploit issue-tracking

cve.org (CVE-2026-3052)

nvd.nist.gov (CVE-2026-3052)

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