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Critical

OpenBMB StaffDeck through 0.5.6 Authentication Bypass via Hard-Coded Session Secret

Type: advisorySource: Official CVE List1 source record

OpenBMB StaffDeck through 0.5.6 contains an authentication bypass vulnerability that allows unauthenticated attackers to forge administrator session tokens using the hard-coded default app_secret. Attackers can sign an HMAC-SHA256 token for the seeded 'admin' user in 'tenant_demo' to gain full tenant administration, including stored model and channel credentials.

Announced Source revision 1
Original source ↗

CVE-2026-111636

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-2026-111636

StaffDeck

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.

[
  {
    "repo": "https://github.com/OpenBMB/StaffDeck",
    "vendor": "OpenBMB",
    "product": "StaffDeck",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "versionType": "custom",
        "lessThanOrEqual": "0.5.6"
      }
    ],
    "packageURL": "pkg:github/OpenBMB/StaffDeck",
    "defaultStatus": "unaffected"
  }
]
Related CVEs
CVE-2026-111636

Source reference: /cveMetadata/cveId

Publisher severity

critical

Source reference: /containers/cna/metrics

Event
#34432 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement