Vulnerability CVE-2023-39955


Published: 2023-08-10

Description:
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.

Type:

CWE-79

(Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'))

 References:
https://hackerone.com/reports/1924355
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-6g88-37x7-4vw6
https://github.com/nextcloud/notes/pull/1031

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