What’s Vulnerable › Vulnerabilities

CVE-2016-9418

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-01-31 · updated 2026-06-17
• Weakness: CWE-200

Description

MyBB (aka MyBulletinBoard) before 1.8.8 on Windows and MyBB Merge System before 1.8.8 on Windows might allow remote attackers to obtain sensitive information from ACP backups via vectors involving a short name.

Affected products

• mybb Merge System: through 1.8.7
• mybb: through 1.8.7

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/94396
• https://blog.mybb.com/2016/10/17/mybb-1-8-8-merge-system-1-8-8-release/
• 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/94396
• https://blog.mybb.com/2016/10/17/mybb-1-8-8-merge-system-1-8-8-release/

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