CVE-2016-9415

moderate-risk
Published 2017-01-31

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."

Do I need to act?

~
1.0% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (2)

Affected Vendors

Mybb

References (8)

Mailing List http://www.openwall.com/lists/oss-security/2016/11/10/8
Mailing List http://www.openwall.com/lists/oss-security/2016/11/18/1
Third Party Advisory http://www.securityfocus.com/bid/94396
Patch https://blog.mybb.com/2016/10/17/mybb-1-8-8-merge-system-1-8-8-release/
Mailing List http://www.openwall.com/lists/oss-security/2016/11/10/8
Mailing List http://www.openwall.com/lists/oss-security/2016/11/18/1
Third Party Advisory http://www.securityfocus.com/bid/94396
Patch https://blog.mybb.com/2016/10/17/mybb-1-8-8-merge-system-1-8-8-release/
36
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 3/34 · Minimal
Exposure 7/34 · Low