CVE-2024-52515

Nextcloud Server has incomplete sanitization of SVG files allows to embed other images into previews

CVSS 5.7 MEDIUMEPSS 0.7%CWE-706

Nextcloud Server is a self hosted personal cloud system. After an admin enables the default-disabled SVG preview provider, a malicious user could upload a manipulated SVG file referencing paths. If the file would exist the preview of the SVG would preview the other file instead. It is recommended that the Nextcloud Server is upgraded to 27.1.10, 28.0.6 or 29.0.1 and Nextcloud Enterprise Server is upgraded to 24.0.12.15, 25.0.13.10, 26.0.13.4, 27.1.10, 28.0.6 or 29.0.1.

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

Produtos afetados

nextcloud · security-advisories

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Referências

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-5m5g-hw8c-2236 https://github.com/nextcloud/server/commit/7e1c30f82a63fbea8c269e0eec38291377f32604 https://github.com/nextcloud/server/pull/45340 https://hackerone.com/reports/2484499