CVE-2024-52515
Nextcloud Server has incomplete sanitization of SVG files allows to embed other images into previews
5.7CVSSMEDIUM
Description
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 Vector Breakdown
Exploitability
AV:NAttack VectorNetwork
AC:LAttack ComplexityLow
PR:LPrivileges RequiredLow
UI:RUser InteractionRequired
Scope
S:UScopeUnchanged
Impact
C:HConfidentialityHigh
I:NIntegrityNone
A:NAvailabilityNone
Weaknesses
Affected Products
nextcloud gmbhcommercialDECloud & SaaSaka nextcloud server, nextcloud enterprise server, nextcloud calendar
Exploitability
Official Patch Available
References
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-5m5g-hw8c-2236
github.com
https://github.com/nextcloud/server/commit/7e1c30f82a63fbea8c269e0eec38291377f32604
github.com
https://github.com/nextcloud/server/pull/45340
github.com
and 6 more references View all →
Timeline
Published
Nov 15, 2024
Last Updated
Oct 1, 2025
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