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Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2023-23921

The vulnerability was found Moodle which exists due to insufficient sanitization of user-supplied data in some returnurl parameters. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website. This flaw allows a remote attacker to perform cross-site scripting (XSS) attacks.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 41.7%
CVSS Severity
CVSS v3 Score 6.1
Products affected by CVE-2023-23921
  • Moodle » Moodle » Version: 3.11.0
    cpe:2.3:a:moodle:moodle:3.11.0
  • Moodle » Moodle » Version: 3.11.1
    cpe:2.3:a:moodle:moodle:3.11.1
  • Moodle » Moodle » Version: 3.11.10
    cpe:2.3:a:moodle:moodle:3.11.10
  • Moodle » Moodle » Version: 3.11.11
    cpe:2.3:a:moodle:moodle:3.11.11
  • Moodle » Moodle » Version: 3.11.2
    cpe:2.3:a:moodle:moodle:3.11.2
  • Moodle » Moodle » Version: 3.11.3
    cpe:2.3:a:moodle:moodle:3.11.3
  • Moodle » Moodle » Version: 3.11.4
    cpe:2.3:a:moodle:moodle:3.11.4
  • Moodle » Moodle » Version: 3.11.5
    cpe:2.3:a:moodle:moodle:3.11.5
  • Moodle » Moodle » Version: 3.11.6
    cpe:2.3:a:moodle:moodle:3.11.6
  • Moodle » Moodle » Version: 3.11.7
    cpe:2.3:a:moodle:moodle:3.11.7
  • Moodle » Moodle » Version: 3.11.8
    cpe:2.3:a:moodle:moodle:3.11.8
  • Moodle » Moodle » Version: 3.11.9
    cpe:2.3:a:moodle:moodle:3.11.9
  • Moodle » Moodle » Version: 3.9.0
    cpe:2.3:a:moodle:moodle:3.9.0
  • Moodle » Moodle » Version: 3.9.1
    cpe:2.3:a:moodle:moodle:3.9.1
  • Moodle » Moodle » Version: 3.9.10
    cpe:2.3:a:moodle:moodle:3.9.10
  • Moodle » Moodle » Version: 3.9.11
    cpe:2.3:a:moodle:moodle:3.9.11
  • Moodle » Moodle » Version: 3.9.12
    cpe:2.3:a:moodle:moodle:3.9.12
  • Moodle » Moodle » Version: 3.9.13
    cpe:2.3:a:moodle:moodle:3.9.13
  • Moodle » Moodle » Version: 3.9.14
    cpe:2.3:a:moodle:moodle:3.9.14
  • Moodle » Moodle » Version: 3.9.15
    cpe:2.3:a:moodle:moodle:3.9.15
  • Moodle » Moodle » Version: 3.9.16
    cpe:2.3:a:moodle:moodle:3.9.16
  • Moodle » Moodle » Version: 3.9.17
    cpe:2.3:a:moodle:moodle:3.9.17
  • Moodle » Moodle » Version: 3.9.18
    cpe:2.3:a:moodle:moodle:3.9.18
  • Moodle » Moodle » Version: 3.9.2
    cpe:2.3:a:moodle:moodle:3.9.2
  • Moodle » Moodle » Version: 3.9.3
    cpe:2.3:a:moodle:moodle:3.9.3
  • Moodle » Moodle » Version: 3.9.4
    cpe:2.3:a:moodle:moodle:3.9.4
  • Moodle » Moodle » Version: 3.9.5
    cpe:2.3:a:moodle:moodle:3.9.5
  • Moodle » Moodle » Version: 3.9.6
    cpe:2.3:a:moodle:moodle:3.9.6
  • Moodle » Moodle » Version: 3.9.7
    cpe:2.3:a:moodle:moodle:3.9.7
  • Moodle » Moodle » Version: 3.9.8
    cpe:2.3:a:moodle:moodle:3.9.8
  • Moodle » Moodle » Version: 3.9.9
    cpe:2.3:a:moodle:moodle:3.9.9
  • Moodle » Moodle » Version: 4.0.0
    cpe:2.3:a:moodle:moodle:4.0.0
  • Moodle » Moodle » Version: 4.0.1
    cpe:2.3:a:moodle:moodle:4.0.1
  • Moodle » Moodle » Version: 4.0.2
    cpe:2.3:a:moodle:moodle:4.0.2
  • Moodle » Moodle » Version: 4.0.3
    cpe:2.3:a:moodle:moodle:4.0.3
  • Moodle » Moodle » Version: 4.0.5
    cpe:2.3:a:moodle:moodle:4.0.5
  • Moodle » Moodle » Version: 4.1.0
    cpe:2.3:a:moodle:moodle:4.1.0


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