All vulnerabilities

Servers and applications

CVE-2011-5131

Cross-site request forgery (CSRF) vulnerability in global.php in MyBB before 1.6.5 allows remote attackers to hijack the authentication of a user for requests that change the user's language via the language parameter.

Severity
Medium 6.8
Published
30 Aug 2012
Last changed
16 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1% in the next 30 daysHigher than 64% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
Cross-site request forgery (CWE-352)
Attack
Over the network · No login needed
Attacker can
Read some data · Change some data · Slow it down
CVSS vector
AV:N/AC:M/Au:N/C:P/I:P/A:P
Sources
NVD

Affected software

SoftwareAffected versions
MyBBServers and applications · cpe:a:mybb:mybb
  • Version 1.6.3
  • Version 1.6.2
  • Version 1.6.1
  • Version 1.6.0
All 49 release lines
  • Every version up to 1.6.4
  • Version 1.1.0
  • Version 1.1.1
  • Version 1.1.2
  • Version 1.1.3
  • Version 1.1.4
  • Version 1.1.5
  • Version 1.1.6
  • Version 1.1.7
  • Version 1.1.8
  • Version 1.2
  • Version 1.2.1
  • Version 1.2.2
  • Version 1.2.3
  • Version 1.2.4
  • Version 1.2.5
  • Version 1.2.6
  • Version 1.2.7
  • Version 1.2.8
  • Version 1.2.9
  • Version 1.2.10
  • Version 1.2.11
  • Version 1.2.12
  • Version 1.2.13
  • Version 1.2.14
  • Version 1.3-pre-1.0
  • Version 1.4.0
  • Version 1.4.1
  • Version 1.4.2
  • Version 1.4.3
  • Version 1.4.4
  • Version 1.4.5
  • Version 1.4.6
  • Version 1.4.7
  • Version 1.4.8
  • Version 1.4.9
  • Version 1.4.10
  • Version 1.4.11
  • Version 1.4.12
  • Version 1.4.13
  • Version 1.4.14
  • Version 1.4.15
  • Version 1.4.16
  • Version 1.5.1
  • Version 1.5.2
  • Version 1.6.0
  • Version 1.6.1
  • Version 1.6.2
  • Version 1.6.3

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2011-5131
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2011-5131