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CVE-2025-58431

ZimaOS reads arbitrary files using localhost calls to File API Download

MEDIUM

6.2

CVSS Score

Published: September 17, 2025 at 05:25 PM UTC

Updated: June 17, 2026 at 09:44 AM UTC

2 products affected across 2 vendorsZimaosZimaOS

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Severity

MEDIUM6.2

Exploit prediction

EPSS 0.2%

SSVC

PoC

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Zimaos · Zimaspace

95%

v ≤ 1.4.1

ZimaOS · Icewhaletech

60%

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_refsource_CONFIRMExploitThird Party Advisory

Source: cverecord

https://github.com/IceWhaleTech/ZimaOS/security/advisories/GHSA-vqrw-9v9m-6g87

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.2MEDIUM[email protected]

Attack Vector: LOCAL
Complexity: LOW
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: NONE
Availability: NONE

Vector?

Quick Info

StatusANALYZED

CWE

CWE-250

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