High severity7.5NVD Advisory· Published Jan 31, 2017· Updated Jun 17, 2026

CVE-2016-9415

Description

MyBB (aka MyBulletinBoard) before 1.8.8 on Windows and MyBB Merge System before 1.8.8 on Windows allow remote attackers to overwrite arbitrary CSS files via vectors related to "style import."

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

MyBB/Merge System2 versions
cpe:2.3:a:mybb:merge_system:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:mybb:merge_system:*:*:*:*:*:*:*:*range: <=1.8.7
- (no CPE)range: <1.8.8
MyBB/Mybb2 versions
cpe:2.3:a:mybb:mybb:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:mybb:mybb:*:*:*:*:*:*:*:*range: <=1.8.7
- (no CPE)range: <1.8.8

Patches

Vulnerability mechanics

References

www.openwall.com/lists/oss-security/2016/11/10/8nvdMailing ListPatchThird Party Advisory
www.openwall.com/lists/oss-security/2016/11/18/1nvdMailing ListPatchThird Party Advisory
blog.mybb.com/2016/10/17/mybb-1-8-8-merge-system-1-8-8-release/nvdPatchRelease NotesVendor Advisory
www.securityfocus.com/bid/94396nvdThird Party AdvisoryVDB Entry

News mentions

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