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OpenAdvisories
Medium · 6.3 CVE-2026-5538 EUVD-2026-19024GHSA-fpw6-p57h-mv5q

QingdaoU OnlineJudge judge_server_heartbeat Endpoint JudgeServer.service_url server-side request forgery

Published Apr 5, 2026 · Updated Apr 6, 2026 · Assigned by VulDB

Description

A vulnerability was detected in QingdaoU OnlineJudge up to 1.6.1. Affected by this issue is the function service_url of the file JudgeServer.service_url of the component judge_server_heartbeat Endpoint. The manipulation results in server-side request forgery. It is possible to launch the attack remotely. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

VendorProductAffectedFixed
QingdaoU OnlineJudge 1.6.0, 1.6.1 —

References