CVE-2023-39955

Notes attachment render HTML in preview mode

CVSS 3.5 LOWEPSS 0.5%CWE-79

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.

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

Produtos afetados

nextcloud · security-advisories

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Referências

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