CVE-2023-48302
Low
Description
Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 25.0.0 and prior to versions 25.0.13, 26.0.8, and 27.1.3 of Nextcloud Server and Nextcloud Enterprise Server, when a user is tricked into copy pasting HTML code without markup (Ctrl+Shift+V) the markup will actually render. Nextcloud Server and Nextcloud Enterprise Server versions 25.0.13, 26.0.8, and 27.1.3 contain a fix for this issue. As a workaround, disable app text.
SeverityLow
CVSS3.5
Exploit probability—
Product
Nextcloud Server
PublishedNov 21, 2023
First seenNov 21, 2023
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- nextcloud nextcloud_server25.0.13, 26.0.8, 27.1.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| nextcloud nextcloud_server | 25.0.0 ≤ v < 25.0.13, 26.0.0 ≤ v < 26.0.8, 27.0.0 ≤ v < 27.1.3 | 25.0.13, 26.0.8, 27.1.3 |
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