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Termix: Cross-User Information Disclosure via Missing Ownership Check in deploy-to-host Endpoint

Type: advisorySource: Official CVE List1 source record

Termix is a web-based server management platform with SSH terminal, tunneling, and file editing capabilities. From 1.7.0 until 2.5.1, the POST /credentials/:id/deploy-to-host endpoint resolves credential and target-host records from attacker-controlled credentialId and targetHostId integer values without checking that either record belongs to the requesting user. In src/backend/database/routes/credentials.ts, differential errors reveal whether credential and host records exist and disclose each record's authType value. Properly encrypted passwords and keys are not disclosed, but a key-authenticated victim host can receive an outbound SSH connection attempt using the attacker's public key. This issue is fixed in version 2.5.1.

Announced Group revision 1
Original source ↗

CVE-2026-79759

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2026-79759

Termix

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "vendor": "Termix-SSH",
    "product": "Termix",
    "versions": [
      {
        "status": "affected",
        "version": ">= 1.7.0, < 2.5.1"
      }
    ]
  }
]
Related CVEs
CVE-2026-79759

Source reference: /cveMetadata/cveId

Publisher severity

medium

Source reference: /containers/cna/metrics

Event
#3385 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement