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Fencer Intel
high 7.5

CVE-2011-4569 json

SQL injection vulnerability in userbarsettings.php in the Userbar plugin 2.2 for MyBB Forum allows remote attackers to execute arbitrary SQ…

published 2011-11-29 14 y ago modified 2026-06-16 4 mo ago also EUVD-2011-4495

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 62%
public exploits
1
Exploit-DB

Summary

SQL injection vulnerability in userbarsettings.php in the Userbar plugin 2.2 for MyBB Forum allows remote attackers to execute arbitrary SQL commands via the image2 parameter.

Timeline

  1. First public exploit (EDB-17962)
  2. Published

Exploit prediction

0.98% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-17962 MyBB Forum Userbar Plugin (Userbar 2.2) - SQL Injection webapps, 2011-10-10
  • securityfocus.com http://www.securityfocus.com/bid/50049 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-89 Improper Neutralization of Special Elements used in an SQL Command

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.