XSS in Mybb Merge System
CVE-2016-9404
Cross-site scripting (XSS) vulnerability in MyBB (aka MyBulletinBoard) before 1.8.7 and MyBB Merge System before 1.8.7 might allow remote attackers to inject arbitrary web script or HTML via vectors related to login.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.013 (68.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 69th percentile — 68.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.securityfocus.com/bid/94395 (VDB Entry, Third Party Advisory, vdb-entry)
- www.openwall.com/lists/oss-security/2016/11/18/1 (mailing-list, Patch, Mailing List, Third Party Advisory)
- www.openwall.com/lists/oss-security/2016/11/10/8 (mailing-list, Patch, Mailing List, Third Party Advisory)
- blog.mybb.com/2016/03/11/mybb-1-8-7-merge-system-1-8-7-release/ (Patch, Release Notes, Vendor Advisory)
Frequently asked questions
- What is CVE-2016-9404?
- CVE-2016-9404 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-2016-9404?
- Medium severity. CVSS v3 base score is 6.1 out of 10.