umbraco/umbraco-cms · Security
Umbraco has a Potential Code Execution Risk When Viewing SVG Files in Full Screen in Backoffice
- GHSA ID
- GHSA-5955-cwv4-h7qh
- CVE ID
- CVE-2024-48927
- Severity
- medium
- Published
- Updated
- CVSS
- 4.6 · CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
- CVSS v3
- 4.6 · CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
Description
Impact
There is a potential risk of code execution for Backoffice users when they “preview” SVG files in full screen mode.
Workarounds
Server-side file validation is available to strip script tags from file's content during the file upload process.
CWEs
- CWE-74 · Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')