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Servers and applications

CVE-2013-6129

The install/upgrade.php scripts in vBulletin 4.1 and 5 allow remote attackers to create administrative accounts via the customerid, htmldata[password], htmldata[confirmpassword], and htmldata[email] parameters, as exploited in the wild in October 2013.

Severity
High 7.5
Published
19 Oct 2013
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
52% in the next 30 daysHigher than 98% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
CWE-264
Attack
Over the network · No login needed
Attacker can
Read some data · Change some data · Slow it down
CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Sources
NVD

Affected software

SoftwareAffected versions
vBulletinServers and applications · cpe:a:vbulletin:vbulletin
  • Version 4.1
  • Version 5.0.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2013-6129
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2013-6129