CVE-2023-39955CWE-79

Notes attachment render HTML in preview mode

Low · published August 10, 2023

CVSS v3.1
3.5
EPSS
1%
Percentile
47.4
In the wild
Unconfirmed
What it is

Notes is a note-taking app for Nextcloud, an open-source cloud platform. Starting in version 4.4.0 and prior to version 4.8.0, when creating a note file with HTML, the content is rendered in the preview instead of the file being offered to download. Nextcloud Notes app version 4.8.0 contains a patch for the issue. No known workarounds are available.

The record
Technical detail
CVSS v3.1
3.5 · LOW
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00588 · 47.4th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2023-08-10T14:53Z
EPSS history
Timeline
  • 10 AUG 14:53Z
    Notes attachment render HTML in preview mode
    cvelistv5