Vulnerability 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."
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mybb | Merge System | 1.8.5 |
| Mybb | Mybb | <= 1.6.17 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2016/11/10/8Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/11/18/1Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/94397
- https://blog.mybb.com/2015/09/07/mybb-1-8-6-1-6-18-merge-system-1-8-6-release/Release NotesVendor Advisory
- http://www.openwall.com/lists/oss-security/2016/11/10/8Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/11/18/1Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/94397
- https://blog.mybb.com/2015/09/07/mybb-1-8-6-1-6-18-merge-system-1-8-6-release/Release NotesVendor Advisory
FAQ
What is CVE-2015-8976?
CVE-2015-8976 is a vulnerability with a CVSS score of 6.1 (MEDIUM). 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 scri...
How severe is CVE-2015-8976?
CVE-2015-8976 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-8976?
Check the references section above for vendor advisories and patch information. Affected products include: Mybb Merge System, Mybb Mybb.