What’s Vulnerable › Vulnerabilities
CVE-2022-45150
- Severity: medium (CVSS 6.1 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.7% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2022-11-23 · updated 2026-06-17
- Weakness: CWE-79
Description
A reflected cross-site scripting vulnerability was discovered in Moodle. This flaw exists due to insufficient sanitization of user-supplied data in policy tool. An attacker can trick the victim to open a specially crafted link that executes an arbitrary HTML and script code in user's browser in context of vulnerable website. This vulnerability may allow an attacker to perform cross-site scripting (XSS) attacks to gain access potentially sensitive information and modification of web pages.
Affected products
- Fedoraproject Fedora: 35, 36, 37
- Moodle: from 3.9.0 before 3.9.18; from 3.11.0 before 3.11.11; from 4.0.0 before 4.0.5 — fixed in 3.11.11, 3.9.18, 4.0.5
How to fix
Upgrade to a fixed version: Moodle 3.11.11, 3.9.18, 4.0.5. Check the vendor advisory for mitigations.
References
- http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-76091
- https://bugzilla.redhat.com/show_bug.cgi?id=2142773
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2DHYIIAUXUBHMBEDYU7TYNZXEN2W2SA2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/74SXNGA5RIWM7QNX7H3G7SYIQLP4UUGV/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NLRJB5JNKK3VVBLV3NH3RI7COEDAXSAB/
- https://moodle.org/mod/forum/discuss.php?d=440770
- http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-76091
- https://bugzilla.redhat.com/show_bug.cgi?id=2142773
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2DHYIIAUXUBHMBEDYU7TYNZXEN2W2SA2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/74SXNGA5RIWM7QNX7H3G7SYIQLP4UUGV/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NLRJB5JNKK3VVBLV3NH3RI7COEDAXSAB/
- https://moodle.org/mod/forum/discuss.php?d=440770
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