20th November 2019
Risk level: Low
CVSS v3 Base Score: 3.5 (AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N)
CWE: Improper Encoding or Escaping of Output (CWE-116)
HackerOne report: 575562
Missing sanitization in the iOS App 2.24.4 causes an XSS when opening malicious HTML files.
The error has been fixed.
It is recommended that the iOS App is upgraded to 2.25.0.
The Nextcloud team thanks the following people for their research and responsible disclosure of the above advisory: