CVE-2016-9421

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CVSS 3.0

6.1 medium

EPSS

1%p68

Published

Jan 31, 2017 (Jan 31, 2017)

Modified

Jun 17, 2026

Description

Cross-site scripting (XSS) vulnerability in the Users module in the Admin control panel in MyBB (aka MyBulletinBoard) before 1.8.8 and MyBB Merge System before 1.8.8 might allow remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Vendors: mybb
Products: merge system, mybb
Weakness: CWE-79
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (1.3%)

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