CVE-2016-9402

9.8 criticalEPSS 2.1%

SQL injection vulnerability in the moderation tool in MyBB (aka MyBulletinBoard) before 1.8.7 and MyBB Merge System before 1.8.7 might allow remote attackers to execute arbitrary SQL commands via unspecified vectors.

Severity

CVSS 3.0

9.8 critical

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 2.1% chance of exploitation in the next 30 days; higher than 81% of CVEs (scores of 2026-10-31)
CWE: CWE-89
Published: 2017-01-31
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

mybb:merge_system
mybb:mybb

References

http://www.openwall.com/lists/oss-security/2016/11/10/8
http://www.openwall.com/lists/oss-security/2016/11/18/1
http://www.securityfocus.com/bid/94395
https://blog.mybb.com/2016/03/11/mybb-1-8-7-merge-system-1-8-7-release/
http://www.openwall.com/lists/oss-security/2016/11/10/8

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