CVE-2023-5547: Moodle: xss risk when previewing data in course upload tool
First published: Thu Oct 12 2023(Updated: )
The course upload preview contained an XSS risk for users uploading unsafe data.
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 Enterprise Linux | =7.0 | |
| Fedoraproject Fedora | =37 | |
| Fedoraproject Fedora | =38 | |
| Fedoraproject Fedora | =39 | |
| 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 | ||
| =7.0 | ||
| =37 | ||
| =38 | ||
| =39 |
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Reference Links
- https://moodle.org/mod/forum/discuss.php?d=451588
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2244915
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2244916
- https://bugzilla.redhat.com/show_bug.cgi?id=2243447
- http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-79455
- https://nvd.nist.gov/vuln/detail/CVE-2023-5547
- https://github.com/moodle/moodle/commit/833e818f022cce8373922afaa0cc6c8726b6b079
- https://github.com/moodle/moodle/commit/ef67f43c67e00c271658e42fc2e9cbe5fc94a87e
- https://github.com/advisories/GHSA-9gqp-3g28-w9xc (Advisory)
Frequently Asked Questions
What is the vulnerability ID for this issue?
The vulnerability ID for this issue is CVE-2023-5547.
What is the severity of CVE-2023-5547?
The severity of CVE-2023-5547 is medium.
How does CVE-2023-5547 affect Moodle?
CVE-2023-5547 affects Moodle versions up to and including 4.2.3.
How can I fix CVE-2023-5547?
To fix CVE-2023-5547, update Moodle to version 4.2.4 or higher.
Where can I find more information about CVE-2023-5547?
More information about CVE-2023-5547 can be found at the following references: [Link 1](http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-79455), [Link 2](https://bugzilla.redhat.com/show_bug.cgi?id=2243447), [Link 3](https://moodle.org/mod/forum/discuss.php?d=451588).
- collector/github-advisory-latest
- alias/GHSA-9gqp-3g28-w9xc
- alias/CVE-2023-5547
- collector/nvd-cve
- collector/github-advisory
- agent/first-publish-date
- agent/remedy
- agent/type
- agent/author
- agent/severity
- agent/title
- agent/references
- agent/description
- collector/redhat-bugzilla
- source/Red Hat
- agent/software-canonical-lookup
- agent/weakness
- collector/mitre-cve
- source/MITRE
- collector/nvd-api
- source/NVD
- agent/last-modified-date
- agent/softwarecombine
- agent/tags
- agent/event
- agent/trending
- package-manager/composer
- vendor/moodle
- canonical/moodle moodle
- version/moodle moodle/3.9.0
- version/moodle moodle/3.11.0
- version/moodle moodle/4.0.0
- version/moodle moodle/4.1.0
- version/moodle moodle/4.2.0
- vendor/redhat
- canonical/redhat enterprise linux
- version/redhat enterprise linux/7.0
- vendor/fedoraproject
- canonical/fedoraproject fedora
- version/fedoraproject fedora/37
- version/fedoraproject fedora/38
- version/fedoraproject fedora/39
- package-manager/redhat