What’s Vulnerable › Vulnerabilities

CVE-2020-25627

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-12-09 · updated 2026-06-17
• Weakness: CWE-79

Description

The moodlenetprofile user profile field required extra sanitizing to prevent a stored XSS risk. This affects versions 3.9 to 3.9.1. Fixed in 3.9.2.

Affected products

• Moodle: from 3.9.0 before 3.9.2 — fixed in 3.9.2

How to fix

Upgrade to a fixed version: Moodle 3.9.2. Check the vendor advisory for mitigations.

References

• https://moodle.org/mod/forum/discuss.php?d=410839
• https://moodle.org/mod/forum/discuss.php?d=410839

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