Overview
- Description
- An issue was discovered in the CheckUser extension for MediaWiki through 1.39.x. Various components of this extension can expose information on the performer of edits and logged actions. This information should not allow public viewing: it is supposed to be viewable only by users with suppression rights.
- Source
- cve@mitre.org
- NVD status
- Modified
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 5.3
- Impact score
- 1.4
- Exploitability score
- 3.9
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- Severity
- MEDIUM
Weaknesses
- nvd@nist.gov
- CWE-200
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:mediawiki:mediawiki:1.39.0:-:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "243E4420-7054-4190-8270-76E09207FC9C"
},
{
"criteria": "cpe:2.3:a:mediawiki:mediawiki:1.39.0:rc0:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "90D9672A-851F-46B0-AA0D-35991D7802E6"
},
{
"criteria": "cpe:2.3:a:mediawiki:mediawiki:1.39.0:rc1:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "5141FCFC-D842-49B8-9385-5EE2DB6E7BFA"
},
{
"criteria": "cpe:2.3:a:mediawiki:mediawiki:1.39.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4A716F56-5EB8-4ECA-9F7E-A701AA0D89EF"
}
],
"operator": "OR"
}
]
}
]