Vulnerability Details : CVE-2023-5547
The course upload preview contained an XSS risk for users uploading unsafe data.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2023-5547
- cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
- cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
- cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
- cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
- cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-5547
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 36 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-5547
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.1
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
2.8
|
2.7
|
NIST | |
|
3.3
|
LOW | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N |
1.8
|
1.4
|
Fedora Project |
CWE ids for CVE-2023-5547
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by:
- nvd@nist.gov (Primary)
- patrick@puiterwijk.org (Secondary)
References for CVE-2023-5547
-
https://bugzilla.redhat.com/show_bug.cgi?id=2243447
2243447 – (CVE-2023-5547, MSA-23-0039) CVE-2023-5547 moodle: XSS risk when previewing data in course upload toolIssue Tracking
-
https://moodle.org/mod/forum/discuss.php?d=451588
Moodle.org: MSA-23-0039: XSS risk when previewing data in course upload tool | Moodle.orgPatch
-
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-79455
Official Moodle git projects - moodle.git/searchPatch
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