All vulnerabilities

Servers and applications

CVE-2016-3163

The XML-RPC system in Drupal 6.x before 6.38 and 7.x before 7.43 might make it easier for remote attackers to conduct brute-force attacks via a large number of calls made at once to the same method.

Severity
High 7.5
Published
12 Apr 2016
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.4% in the next 30 daysHigher than 73% of CVEs. EPSS by FIRST, 11 Nov 2026
Weakness
CWE-254
Attack
Over the network · No login needed · No user action needed
Attacker can
Change data
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Sources
NVD

Affected software

SoftwareAffected versions
DrupalServers and applications · cpe:a:drupal:drupal
  • Version 7.42
  • Version 7.41
  • Version 7.40
  • Version 7.38
All 104 release lines
  • Version 6.0-dev
  • Version 6.0-beta1
  • Version 6.0-beta2
  • Version 6.0-beta3
  • Version 6.0-beta4
  • Version 6.0-rc1
  • Version 6.0-rc2
  • Version 6.0-rc3
  • Version 6.0-rc4
  • Version 6.0
  • Version 6.1
  • Version 6.2
  • Version 6.3
  • Version 6.4
  • Version 6.5
  • Version 6.6
  • Version 6.7
  • Version 6.8
  • Version 6.10
  • Version 6.11
  • Version 6.12
  • Version 6.13
  • Version 6.14
  • Version 6.15
  • Version 6.16
  • Version 6.17
  • Version 6.18
  • Version 6.19
  • Version 6.20
  • Version 6.21
  • Version 6.22
  • Version 6.23
  • Version 6.24
  • Version 6.25
  • Version 6.26
  • Version 6.27
  • Version 6.28
  • Version 6.29
  • Version 6.30
  • Version 6.31
  • Version 6.32
  • Version 6.33
  • Version 6.34
  • Version 6.35
  • Version 6.36
  • Version 6.37
  • Version 7.0-dev
  • Version 7.0-alpha1
  • Version 7.0-alpha2
  • Version 7.0-alpha3
  • Version 7.0-alpha4
  • Version 7.0-alpha5
  • Version 7.0-alpha6
  • Version 7.0-alpha7
  • Version 7.0-beta1
  • Version 7.0-beta2
  • Version 7.0-beta3
  • Version 7.0-rc1
  • Version 7.0-rc2
  • Version 7.0-rc3
  • Version 7.0-rc4
  • Version 7.x-dev
  • Version 7.0
  • Version 7.1
  • Version 7.2
  • Version 7.3
  • Version 7.4
  • Version 7.5
  • Version 7.6
  • Version 7.7
  • Version 7.8
  • Version 7.9
  • Version 7.10
  • Version 7.11
  • Version 7.12
  • Version 7.13
  • Version 7.14
  • Version 7.15
  • Version 7.16
  • Version 7.17
  • Version 7.18
  • Version 7.19
  • Version 7.20
  • Version 7.21
  • Version 7.22
  • Version 7.23
  • Version 7.24
  • Version 7.25
  • Version 7.26
  • Version 7.27
  • Version 7.28
  • Version 7.29
  • Version 7.30
  • Version 7.31
  • Version 7.32
  • Version 7.33
  • Version 7.34
  • Version 7.35
  • Version 7.36
  • Version 7.37
  • Version 7.38
  • Version 7.40
  • Version 7.41
  • Version 7.42

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2016-3163
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2016-3163