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CVE-2026-5538

MEDIUM

6.3

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.

CVE Details

CVSS v3.1 Score6.3

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published4/5/2026

Last Modified4/5/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-918

References

https://github.com/AnalogyC0de/public_exp/issues/27(cna@vuldb.com)

https://vuldb.com/submit/782203(cna@vuldb.com)

https://vuldb.com/vuln/355291(cna@vuldb.com)

https://vuldb.com/vuln/355291/cti(cna@vuldb.com)

IOC Correlations

No correlations recorded

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