What’s Vulnerable › Vulnerabilities

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

• Severity: medium (CVSS 6.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-09-17 · updated 2026-06-17
• Weakness: CWE-250

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

• IceWhaleTech ZimaOS: through 1.4.1

References

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

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