CVE-2023-23921
Published Feb 17, 2023
Last updated 2 years ago
Overview
- Description
- The vulnerability was found Moodle which exists due to insufficient sanitization of user-supplied data in some returnurl parameters. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website. This flaw allows a remote attacker to perform cross-site scripting (XSS) attacks.
- Source
- patrick@puiterwijk.org
- NVD status
- Analyzed
Social media
- Hype score
- Not currently trending
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 6.1
- Impact score
- 2.7
- Exploitability score
- 2.8
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- Severity
- MEDIUM
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7EF7672C-DBD1-49E5-8005-17CC6ACA0F83",
"versionEndExcluding": "3.9.19",
"versionStartIncluding": "3.9.0"
},
{
"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C162F159-0BA5-4ECA-85AD-364554A07AAA",
"versionEndExcluding": "3.11.12",
"versionStartIncluding": "3.11.0"
},
{
"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E4481A07-1EB0-46C5-9015-E02A705C1A8F",
"versionEndExcluding": "4.0.6",
"versionStartIncluding": "4.0.0"
},
{
"criteria": "cpe:2.3:a:moodle:moodle:4.1.0:-:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "D2B926AF-E5E5-466B-B507-99F995EA25F9"
}
],
"operator": "OR"
}
]
}
]