CVE-2021-21340
Published Mar 23, 2021
Last updated 4 years ago
Overview
- Description
- TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 10.4.14, 11.1.1 it has been discovered that database fields used as _descriptionColumn_ are vulnerable to cross-site scripting when their content gets previewed. A valid backend user account is needed to exploit this vulnerability. This is fixed in versions 10.4.14, 11.1.1 .
- Source
- security-advisories@github.com
- NVD status
- Analyzed
Social media
- Hype score
- Not currently trending
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 5.4
- Impact score
- 2.7
- Exploitability score
- 2.3
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- Severity
- MEDIUM
CVSS 2.0
- Type
- Primary
- Base score
- 3.5
- Impact score
- 2.9
- Exploitability score
- 6.8
- Vector string
- AV:N/AC:M/Au:S/C:N/I:P/A:N
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C031A87F-5A82-48F8-AB02-FED0CDFE08A2",
"versionEndExcluding": "10.4.14",
"versionStartIncluding": "10.0.0"
},
{
"criteria": "cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F696292E-3CC6-416B-9F99-6C1287B1D78D",
"versionEndExcluding": "11.1.1",
"versionStartIncluding": "11.0.0"
}
],
"operator": "OR"
}
]
}
]