What is CVE-2016-9421?

CVE-2016-9421 is a medium-severity vulnerability in Mybb Merge_system, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2017-01-31.

How severe is CVE-2016-9421?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Mybb Merge_system

CVE-2016-9421

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 u…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.013 (66.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Mybb Merge_system
Mybb
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cve@mitre.org (x_refsource_CONFIRM, Patch, Release Notes, Vendor Advisory)
cve@mitre.org (mailing-list, x_refsource_MLIST, Patch, Mailing List, Third Party Advisory)
cve@mitre.org (mailing-list, x_refsource_MLIST, Patch, Mailing List, Third Party Advisory)
cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)

Frequently asked questions

What is CVE-2016-9421?: CVE-2016-9421 is a medium-severity vulnerability in Mybb Merge_system, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2017-01-31.
How severe is CVE-2016-9421?: Medium severity. CVSS v3 base score is 6.1 out of 10.