CVE-2018-25249

MyBB My Arcade Plugin 1.3 Persistent XSS via Comment

Published Apr 4, 2026 CVSS 4.0 · 5.1 Medium EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Mybb my Arcade
CPEs cpe:2.3:a:mybb:my_arcade:1.3:*:*:*:*:mybb:*:*
Vendors & Products Mybb my Arcade
Type Values Removed Values Added
First Time appeared Mybb mybb My Arcade Plugin
Vendors & Products Mybb mybb My Arcade Plugin
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title MyBB My Arcade Plugin 1.3 Persistent XSS via Comment
First Time appeared Mybb
Mybb mybb
Weaknesses CWE-79
CPEs cpe:2.3:a:mybb:mybb:1.3:*:*:*:*:*:*:*
Vendors & Products Mybb
Mybb mybb
References
Metrics cvssV3_1

{'score': 6.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N'}

cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
May 24, 2026, 1:36 AM
Reserved
Apr 4, 2026, 1:23 PM
Status
Analyzed
Published
Apr 4, 2026, 2:16 PM
Modified
Jul 21, 2026, 7:10 AM