All vulnerabilities

Servers and applications

CVE-2016-3734

Cross-site request forgery (CSRF) vulnerability in markposts.php in Moodle 3.0 through 3.0.3, 2.9 through 2.9.5, 2.8 through 2.8.11, 2.7 through 2.7.13 and earlier allows remote attackers to hijack the authentication of users for requests that marks forum posts as read.

Severity
High 8.8
Published
20 Apr 2017
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.1% in the next 30 daysHigher than 66% of CVEs. EPSS by FIRST, 11 Nov 2026
Weakness
Cross-site request forgery (CWE-352)
Attack
Over the network · No login needed · Needs someone to click or open something
Attacker can
Read data · Change data · Take it down
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Sources
NVD

Affected software

SoftwareAffected versions
MoodleServers and applications · cpe:a:moodle:moodle
  • Version 3.0.3
  • Version 3.0.2
  • Version 3.0.1
  • Version 3.0.0
All 44 release lines
  • Version 2.7.0-beta
  • Version 2.7.0-rc1
  • Version 2.7.0-rc2
  • Version 2.7.0
  • Version 2.7.1
  • Version 2.7.2
  • Version 2.7.3
  • Version 2.7.4
  • Version 2.7.5
  • Version 2.7.6
  • Version 2.7.7
  • Version 2.7.8
  • Version 2.7.9
  • Version 2.7.10
  • Version 2.7.11
  • Version 2.7.12
  • Version 2.7.13
  • Version 2.8.0
  • Version 2.8.1
  • Version 2.8.2
  • Version 2.8.3
  • Version 2.8.4
  • Version 2.8.5
  • Version 2.8.6
  • Version 2.8.7
  • Version 2.8.8
  • Version 2.8.9
  • Version 2.8.10
  • Version 2.8.11
  • Version 2.9.0
  • Version 2.9.1
  • Version 2.9.2
  • Version 2.9.3
  • Version 2.9.4
  • Version 2.9.5
  • Version 3.0.0-beta
  • Version 3.0.0-rc1
  • Version 3.0.0-rc2
  • Version 3.0.0-rc3
  • Version 3.0.0-rc4
  • Version 3.0.0
  • Version 3.0.1
  • Version 3.0.2
  • Version 3.0.3

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2016-3734
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2016-3734