UpHeron
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Servers and applications

CVE-2016-5013

In Moodle 2.x and 3.x, text injection can occur in email headers, potentially leading to outbound spam.

Severity
Medium 5.4
Published
20 Jan 2017
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.1% in the next 30 daysHigher than 64% of CVEs. EPSS by FIRST, 11 Nov 2026
Weakness
Injection (CWE-74)
Attack
Over the network · No login needed · Needs someone to click or open something
Attacker can
Read some data · Change some data
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Sources
NVD

Affected software

SoftwareAffected versions
MoodleServers and applications · cpe:a:moodle:moodle
  • Version 3.1.0
  • Version 3.0.4
  • Version 3.0.3
  • Version 3.0.2
All 27 release lines
  • Every version up to 2.7.14
  • 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 2.8.12
  • 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 2.9.6
  • Version 3.0.0
  • Version 3.0.1
  • Version 3.0.2
  • Version 3.0.3
  • Version 3.0.4
  • Version 3.1.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2016-5013
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2016-5013