Overview
- Description
- A missing file type check in Nextcloud Contacts 3.4.0 allows a malicious user to upload SVG files as PNG files to perform cross-site scripting (XSS) attacks.
- Source
- support@hackerone.com
- NVD status
- Analyzed
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
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:nextcloud:contacts:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "FACDFEE0-7770-47BC-A7A0-5BA3CFE6612F",
"versionEndExcluding": "3.4.1"
}
],
"operator": "OR"
}
]
}
]