Vulnerability · Published Sep 13, 2022 · Assigned by mitre
CVE-2021-36568
Medium 5.4
In plain English
A medium-severity security flaw in the moodle/moodle package (Packagist). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 64% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.4Medium
Exploit odds (30 days)1.0%top 35.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
In certain Moodle products after creating a course, it is possible to add in a arbitrary "Topic" a resource, in this case a "Database" with the type "Text" where its values "Field name" and "Field description" are vulnerable to Cross Site Scripting Stored(XSS). This affects Moodle 3.11 and Moodle 3.10.4 and Moodle 3.9.7.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Packagist | moodle/moodle | no fix listed | GHSA-fm6m-fg23-67jq |
| Packagist | moodle/moodle | no fix listed | GHSA-fm6m-fg23-67jq |
| Packagist | moodle/moodle | 3.11.10 | GHSA-fm6m-fg23-67jq |
Affected products (as reported)
References
- https://drive.google.com/drive/folders/1_fO4BKpmD3avGYHSzvIXWs5owqVYgB1s?usp=sharing x_refsource_MISC
- https://blog.hackingforce.com.br/en/cve-2021-36568/ x_refsource_MISC
- FEDORA-2022-1c77803b43 vendor-advisory, x_refsource_FEDORA
- FEDORA-2022-50c091d963 vendor-advisory, x_refsource_FEDORA