GitHub Advisoryadvisory · Packagist

GHSA-w2pm-fr62-jgv4 Moodle vulnerable to stored Cross-site Scripting

MEDIUM Published 2023-05-16 Modified 2023-05-25 Official page ↗
Aliases
CVE-2021-27131
Ecosystem
Packagist
Packages
moodle/moodle
Severity
Moderate
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weaknesses
CWE-79
Reviewed
2023-05-17

Affected packages

• Packagist moodle/moodle: <= 3.10.1 (no fix yet)

Description

Moodle 3.10.1 is vulnerable to persistent/stored cross-site scripting (XSS) due to the improper input sanitization on the "Additional HTML Section" via "Header and Footer" parameter in `/admin/settings.php`. This vulnerability may lead an attacker to steal admin and all user account cookies by storing the malicious XSS payload in Header and Footer.

Related

Alias · CVE (1)

  • CVE-2021-27131 Moodle 3.10.1 is vulnerable to persistent/stored cross-site scripting (XSS) due to the improper input sanitization on the "Additional HTML… vulnerability

Weakness · CWE (1)

  • CWE-79 Improper Neutralization of Input During Web Page Generation weakness

References