CVE-2019-17489

Name of the Vulnerable Software and Affected Versions Jiangnan Online Judge (aka jnoj) version 0.8.0

Description The issue concerns a security problem where an attacker can execute malicious scripts on the website. This is achieved through the Problem[title] parameter in specific API endpoints, such as "web/polygon/problem/create", "web/polygon/problem/update", or "web/admin/problem/create".

Recommendations For Jiangnan Online Judge (aka jnoj) version 0.8.0, consider restricting access to the Problem[title] parameter in the affected API endpoints until a patch is available. As a temporary workaround, avoid using the Problem[title] parameter in "web/polygon/problem/create", "web/polygon/problem/update", or "web/admin/problem/create" endpoints to minimize the risk of exploitation.