UpHeron
All vulnerabilities

Servers and applications

CVE-2015-5264

The lesson module in Moodle through 2.6.11, 2.7.x before 2.7.10, 2.8.x before 2.8.8, and 2.9.x before 2.9.2 allows remote authenticated users to bypass intended access restrictions and enter additional answer attempts by leveraging the student role.

Severity
Medium 5.4
Published
22 Feb 2016
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.4% in the next 30 daysHigher than 72% of CVEs. EPSS by FIRST, 11 Nov 2026
Weakness
CWE-264
Attack
Over the network · Needs a user account · No user action needed
Attacker can
Read some data · Change some data
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Sources
NVD

Affected software

SoftwareAffected versions
MoodleServers and applications · cpe:a:moodle:moodle
  • Version 2.9.1
  • Version 2.9.0
  • Version 2.8.7
  • Version 2.8.6
All 21 release lines
  • Every version up to 2.6.11
  • 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 2.8.0
  • 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 2.9.0
  • Version 2.9.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2015-5264
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2015-5264