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CVE-2023-23921CWE-79

Moodle: reflected xss risk in some returnurl parameters

3Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackepss 0.8%
exploitation probability
0.8%top 44% of all CVEs
observed exploitation
nono source reports it
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.
Affected products
moodle