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1 vulnerability by TracecatHQ
CVE-2026-58490 (GCVE-0-2026-58490)
Vulnerability from cvelistv5 – Published: 2026-11-06 20:09 – Updated: 2026-11-09 13:19
VLAI
EPSS
VEX
Title
Tracecat: Unsigned SAML response accepted in Docker Compose SAML deployments due to empty signing defaults
Summary
Tracecat is an open-source security automation platform for teams and AI agents. From version 0.37.0 until 1.0.0-beta.49, Docker Compose deployments with SAML enabled can render SAML_SIGNED_ASSERTIONS and SAML_SIGNED_RESPONSES as empty values, overriding secure application defaults and disabling both signature requirements. An unauthenticated attacker who can reach the SAML assertion consumer endpoint can submit a forged unsigned response for an existing Tracecat user email address and obtain that user’s session. Targeting an existing superadmin can result in superadmin account takeover. Exploitation does not create users when SAML user creation is disabled and does not affect default Fargate or Helm deployments. Version 1.0.0-beta.49 removes the insecure deployment pass-through and requires signed assertions and responses.
Severity
9.8 (Critical)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-11-09 13:19 UTC
CWE
- CWE-347 - Improper Verification of Cryptographic Signature
Assigner
GitHub_M
CNA
References
8 references
| URL | Tags |
|---|---|
| https://github.com/TracecatHQ/tracecat/security/a… | x_refsource_CONFIRM |
| https://github.com/TracecatHQ/tracecat/pull/2824 | x_refsource_MISC |
| https://github.com/TracecatHQ/tracecat/pull/2825 | x_refsource_MISC |
| https://github.com/TracecatHQ/tracecat/pull/2826 | x_refsource_MISC |
| https://github.com/TracecatHQ/tracecat/commit/018… | x_refsource_MISC |
| https://github.com/TracecatHQ/tracecat/commit/a97… | x_refsource_MISC |
| https://github.com/TracecatHQ/tracecat/commit/dab… | x_refsource_MISC |
| https://github.com/TracecatHQ/tracecat/releases/t… | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| TracecatHQ | tracecat |
Affected:
>= 0.37.0, < 1.0.0-beta.49
|
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