Vulnerability · Published Sep 17, 2025 · Assigned by GitHub_M

CVE-2025-58431ZimaOS reads arbitrary files using localhost calls to File API Download

Medium 4.8

In plain English

A medium-severity security flaw in ZimaOS from IceWhaleTech. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 11% of all known vulnerabilities).

Severity (CVSS 4.0)4.8Medium
Exploit odds (30 days)0.2%top 89.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

ZimaOS is a fork of CasaOS, an operating system for Zima devices and x86-64 systems with UEFI. In version 1.4.1 and earlier, the /v2_1/files/file/download endpoint allows file read from ANY USER who has access to localhost. File reads are performed AS ROOT.

Affected products (as reported)

VendorProductVersions
IceWhaleTech ZimaOS <= 1.4.1

Weakness: CWE-250 · Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N/E:P

References