What’s Vulnerable › Vulnerabilities

CVE-2016-9417

• Severity: high (CVSS 7.4 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% 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-918

Description

The fetch_remote_file function in MyBB (aka MyBulletinBoard) before 1.8.8 and MyBB Merge System before 1.8.8 allows remote attackers to conduct server-side request forgery (SSRF) attacks via unspecified vectors.

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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