High severity8.3NVD Advisory· Published Jan 31, 2017· Updated Jun 17, 2026
CVE-2015-8973
CVE-2015-8973
Description
xmlhttp.php in MyBB (aka MyBulletinBoard) before 1.6.18 and 1.8.x before 1.8.6 and MyBB Merge System before 1.8.6 allows remote attackers to bypass intended access restrictions via vectors related to the forum password.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
10cpe:2.3:a:mybb:merge_system:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:mybb:merge_system:*:*:*:*:*:*:*:*range: <=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
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
- www.securityfocus.com/bid/94397nvdThird Party AdvisoryVDB Entry
- blog.mybb.com/2015/09/07/mybb-1-8-6-1-6-18-merge-system-1-8-6-release/nvdRelease NotesVendor Advisory
News mentions
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