CVE-2023-5541: Moodle: xss risk when using csv grade import method
First published: Wed Oct 11 2023(Updated: )
The CSV grade import method contained an XSS risk for users importing the spreadsheet, if it contained unsafe content.
Credit: patrick@puiterwijk.org patrick@puiterwijk.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| composer/moodle/moodle | <4.3.0-rc2 | 4.3.0-rc2 |
| Moodle Moodle | >=3.9.0<3.9.24 | |
| Moodle Moodle | >=3.11.0<3.11.17 | |
| Moodle Moodle | >=4.0.0<4.0.11 | |
| Moodle Moodle | >=4.1.0<4.1.6 | |
| Moodle Moodle | >=4.2.0<4.2.3 | |
| redhat/moodle | <4.2.3 | 4.2.3 |
| redhat/moodle | <4.1.6 | 4.1.6 |
| redhat/moodle | <4.0.11 | 4.0.11 |
| redhat/moodle | <3.11.17 | 3.11.17 |
| redhat/moodle | <3.9.24 | 3.9.24 |
| >=3.9.0<3.9.24 | ||
| >=3.11.0<3.11.17 | ||
| >=4.0.0<4.0.11 | ||
| >=4.1.0<4.1.6 | ||
| >=4.2.0<4.2.3 |
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Reference Links
- https://nvd.nist.gov/vuln/detail/CVE-2023-5541
- https://bugzilla.redhat.com/show_bug.cgi?id=2243437
- https://moodle.org/mod/forum/discuss.php?d=451582
- http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-79426
- https://github.com/moodle/moodle/commit/f5f6ce375e37da902afb043c6b506129fc433233
- https://github.com/advisories/GHSA-28gc-4qq5-8q26 (Advisory)
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2244900
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2244901
Frequently Asked Questions
What is CVE-2023-5541?
CVE-2023-5541 is a vulnerability in the CSV grade import method in Moodle that allows for XSS attacks.
What is the severity of CVE-2023-5541?
The severity of CVE-2023-5541 is medium, with a CVSS score of 6.1.
How does CVE-2023-5541 impact Moodle users?
CVE-2023-5541 can be exploited by importing a spreadsheet with unsafe content, potentially leading to XSS attacks.
Which versions of Moodle are affected by CVE-2023-5541?
Moodle versions 3.9.0 to 3.9.24, 3.11.0 to 3.11.17, 4.0.0 to 4.0.11, 4.1.0 to 4.1.6, and 4.2.0 to 4.2.3 are affected by CVE-2023-5541.
How can CVE-2023-5541 be fixed?
To fix CVE-2023-5541, update Moodle to version 3.9.25, 3.11.18, 4.0.12, 4.1.7, or 4.2.4, or apply the corresponding patch provided by Red Hat.
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