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OpenAdvisories

Vendor

QingdaoU

1 known vulnerabilities.

Products

OnlineJudge 1
All Critical High Medium Low Exploited only Public exploit

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  • Medium 6.3
    CVE-2026-5538

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

    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.…

    QingdaoU OnlineJudge