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Servers and applications

CVE-2015-7808

The vB_Api_Hook::decodeArguments method in vBulletin 5 Connect 5.1.2 through 5.1.9 allows remote attackers to conduct PHP object injection attacks and execute arbitrary PHP code via a crafted serialized object in the arguments parameter to ajax/api/hook/decodeArguments.

Severity
High 7.5
Published
24 Nov 2015
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
81% in the next 30 daysHigher than 99% of CVEs. EPSS by FIRST, 11 Nov 2026
Weakness
Improper input validation (CWE-20)
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 5.1.9
  • Version 5.1.8
  • Version 5.1.7
  • Version 5.1.6
All 21 release lines
  • Version 5.0.0
  • Version 5.0.1
  • Version 5.0.2
  • Version 5.0.3
  • Version 5.0.4
  • Version 5.0.5
  • Version 5.1.0-rc1
  • Version 5.1.0
  • Version 5.1.1
  • Version 5.1.2-beta1
  • Version 5.1.2-rc1
  • Version 5.1.2-rc2
  • Version 5.1.2
  • Version 5.1.3-alpha5
  • Version 5.1.3
  • Version 5.1.4
  • Version 5.1.5
  • Version 5.1.6
  • Version 5.1.7
  • Version 5.1.8
  • Version 5.1.9

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2015-7808
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2015-7808