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CVE-2026-28798

ZimaOS is a fork of CasaOS, an operating system for Zima devices and x86-64 systems with UEFI. Prior to version 1.5.3, a proxy endpoint (/v1/sys/proxy) exposed by ZimaOS's web interface can be abused (via an externally reachable domain using a Cloudflare Tunnel) to make requests to internal localhost services. This results in unauthenticated access to internal-only endpoints and sensitive local services when the product is reachable from the Internet through a Cloudflare Tunnel. This issue has b
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:f526778660829b825fa4bd442917b9815b2e39de4ccabd23ba182141d4ccd1f7
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"ZimaOS","vendor":"IceWhaleTech","versions":[{"status":"affected","version":"< 1.5.3"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:bff8b0c6a3fd500c5b369435524212c16a24449fb5e33786997a1d01d3bff133 · sha256:749bfd5c982e60f8… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.1,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:bff8b0c6a3fd500c5b369435524212c16a24449fb5e33786997a1d01d3bff133 · sha256:749bfd5c982e60f8… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-918","description":"CWE-918: Server-Side Request Forgery (SSRF)","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:bff8b0c6a3fd500c5b369435524212c16a24449fb5e33786997a1d01d3bff133 · sha256:749bfd5c982e60f8… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"name":"https://github.com/IceWhaleTech/ZimaOS/releases/tag/1.5.3","tags":["x_refsource_MISC"],"url":"https://github.com/IceWhaleTech/ZimaOS/releases/tag/1.5.3"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:bff8b0c6a3fd500c5b369435524212c16a24449fb5e33786997a1d01d3bff133 · sha256:749bfd5c982e60f8… · /containers/cna/references/1
{"name":"https://github.com/IceWhaleTech/ZimaOS/security/advisories/GHSA-vqqj-f979-8c8m","tags":["x_refsource_CONFIRM"],"url":"https://github.com/IceWhaleTech/ZimaOS/security/advisories/GHSA-vqqj-f979-8c8m"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:bff8b0c6a3fd500c5b369435524212c16a24449fb5e33786997a1d01d3bff133 · sha256:749bfd5c982e60f8… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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