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OpenAdvisories
High · 7.7 CVE-2025-53893 EUVD-2025-21460GHSA-7xqm-7738-642xGO-2025-3811

File Browser Vulnerable to Uncontrolled Memory Consumption Due to Oversized File Processing

Published Jul 15, 2025 · Updated Jul 15, 2025 · Assigned by GitHub_M

Description

File Browser provides a file managing interface within a specified directory and it can be used to upload, delete, preview, rename, and edit files. In version 2.38.0, a Denial of Service (DoS) vulnerability exists in the file processing logic when reading a file on endpoint `Filebrowser-Server-IP:PORT/files/{file-name}` . While the server correctly handles and stores uploaded files, it attempts to load the entire content into memory during read operations without size checks or resource limits. This allows an authenticated user to upload a large file and trigger uncontrolled memory consumption on read, potentially crashing the server and making it unresponsive. As of time of publication, no known patches are available.

Affected products

VendorProductAffectedFixed
filebrowser filebrowser = 2.38.0 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
openSUSE Tumbleweed govulncheck-vulndb 0.0.20250730T213748-1.1 openSUSE-SU-2025:15405-1

Wolfi

ReleasePackageFixed inAdvisory
Wolfi rolling filebrowser-compat 2.45.0-r0 —

Affected packages

Advisories 1

References