CVE-2020-8280
Medium
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.
SeverityMedium
CVSS5.4
Exploit probability—
Product
Nextcloud Contacts
PublishedJan 6, 2021
First seenJan 6, 2021
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- nextcloud contacts3.4.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| nextcloud contacts | v < 3.4.1 | 3.4.1 |
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