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CVE-2016-9416

24
FAUCET Score

CVE-2016-9416 describes a critical SQL injection vulnerability in MyBB (MyBulletinBoard) and MyBB Merge System versions prior to 1.8.8. This flaw allows remote attackers to execute arbitrary SQL commands through unspecified vectors within the users data handler. With a CVSS score of 9.8, this vulnerability is easily exploitable over the network with low attack complexity, leading to high impacts on confidentiality, integrity, and availability. While no public exploit intelligence or active exploitation is currently reported, and community discussion is minimal, the high severity warrants attention.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.8.7CPE matchmatch criteria
cpe:2.3:a:mybb:merge_system:*:*:*:*:*:*:*:*
<= 1.8.7CPE matchmatch criteria
cpe:2.3:a:mybb:mybb:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.12%
Probability of exploitation in next 30 days
EPSS Percentile
79.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0212 is in the 69th percentile among its peer group of 36,862 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

blog.mybb.com / 2016/10/17/mybb-1-8-8-merge-system-1-8-8-release
PatchRelease NotesVendor Advisory
openwall.com / lists/oss-security/2016/11/10/8
Mailing ListPatchThird Party Advisory
openwall.com / lists/oss-security/2016/11/18/1
Mailing ListPatchThird Party Advisory
securityfocus.com / bid/94396
Third Party AdvisoryVDB Entry