Medium severity6.1NVD Advisory· Published Jan 31, 2017· Updated Jun 17, 2026
CVE-2015-8976
CVE-2015-8976
Description
Cross-site scripting (XSS) vulnerability in MyBB (aka MyBulletinBoard) before 1.6.18 and 1.8.x before 1.8.6 and MyBB Merge System before 1.8.6 might allow remote attackers to inject arbitrary web script or HTML via vectors related to "old upgrade files."
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
10cpe:2.3:a:mybb:merge_system:1.8.5:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:mybb:merge_system:1.8.5:*:*:*:*:*:*:*
- (no CPE)range: <1.8.6
cpe:2.3:a:mybb:mybb:*:*:*:*:*:*:*:*+ 7 more
- cpe:2.3:a:mybb:mybb:*:*:*:*:*:*:*:*range: <=1.6.17
- cpe:2.3:a:mybb:mybb:1.8.0:*:*:*:*:*:*:*
- cpe:2.3:a:mybb:mybb:1.8.1:*:*:*:*:*:*:*
- cpe:2.3:a:mybb:mybb:1.8.2:*:*:*:*:*:*:*
- cpe:2.3:a:mybb:mybb:1.8.3:*:*:*:*:*:*:*
- cpe:2.3:a:mybb:mybb:1.8.4:*:*:*:*:*:*:*
- cpe:2.3:a:mybb:mybb:1.8.5:*:*:*:*:*:*:*
- (no CPE)range: <1.6.18, <1.8.6
Patches
Vulnerability mechanics
References
4- www.openwall.com/lists/oss-security/2016/11/10/8nvdThird Party Advisory
- www.openwall.com/lists/oss-security/2016/11/18/1nvdMailing ListThird Party Advisory
- blog.mybb.com/2015/09/07/mybb-1-8-6-1-6-18-merge-system-1-8-6-release/nvdRelease NotesVendor Advisory
- www.securityfocus.com/bid/94397nvd
News mentions
0No linked articles in our index yet.