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Servers and applications

CVE-2011-4307

Cross-site scripting (XSS) vulnerability in mod/wiki/lang/en/wiki.php in Moodle 2.0.x before 2.0.5 and 2.1.x before 2.1.2 allows remote attackers to inject arbitrary web script or HTML via the section parameter.

Severity
Medium 4.3
Published
11 Jul 2012
Last changed
16 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.2% in the next 30 daysHigher than 68% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
Cross-site scripting (CWE-79)
Attack
Over the network · No login needed
Attacker can
Change some data
CVSS vector
AV:N/AC:M/Au:N/C:N/I:P/A:N
Sources
NVD

Affected software

SoftwareAffected versions
MoodleServers and applications · cpe:a:moodle:moodle
  • Version 2.1.1
  • Version 2.1.0
  • Version 2.0.4
  • Version 2.0.3
All 7 release lines
  • Version 2.0.0
  • Version 2.0.1
  • Version 2.0.2
  • Version 2.0.3
  • Version 2.0.4
  • Version 2.1.0
  • Version 2.1.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2011-4307
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2011-4307