CVE-2018-25249
MediumCVSS 6.4Exploitation Probability (EPSS)
Low risk17th percentile - higher than 17% of all known CVEs
Summary
MyBB My Arcade Plugin 1.3 contains a persistent cross-site scripting vulnerability that allows authenticated users to inject malicious scripts through arcade game score comments. Attackers can add crafted HTML and JavaScript payloads in the comment field that execute when other users view or edit the comment.
Risk Assessment
The risk includes potential session hijacking, account takeover, or malware distribution among forum users, which can undermine platform trust and cause reputational damage.
Recommendation
Immediately update the My Arcade plugin to the latest patched version and implement input sanitization for comment fields.
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Original NVD description (English source)
MyBB My Arcade Plugin 1.3 contains a persistent cross-site scripting vulnerability that allows authenticated users to inject malicious scripts through arcade game score comments. Attackers can add crafted HTML and JavaScript payloads in the comment field that execute when other users view or edit the comment.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS