In OnlineJudge 2.0, the sandbox has an incorrect access control vulnerability that can write a file anywhere. A user can write a directory listing to /tmp, and can leak file data with a #include.
https://github.com/QingdaoU/OnlineJudge/issues/165
Source: Mitre, NVD
Published: 2018-09-02
Updated: 2026-06-17
Base Score: 9
Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C
Severity: High
Base Score: 9.9
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Severity: Critical
EPSS: 0.00921