CVE-2026-58490
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.
Executive briefing
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Evidence confidence: Not assessed Evidence-derived, not an exploitability verdict
Severity & attack characteristics
CVSS vector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Technical explanation & impact
Technical root-cause details are not available in the current source record.
Assess the impact using the published CVSS metrics and the affected vendor component.
Affected products and versions
NVD has not supplied machine-readable vulnerable CPE product/version entries for this CVE. This is an information gap, not proof that no products are affected. Check the vendor advisory references below.
Remediation & validation
- Identify exposure by comparing the affected product and version ranges with your asset inventory, SBOM and externally exposed services.
- Review the linked vendor security advisory or patch notes. Upgrade to a vendor-confirmed fixed release; do not infer a fixed version from the CVE description.
- Until patched, consider restricting network access or disabling the affected feature where operationally safe. These are temporary controls, not a substitute for a vendor fix.
- Validate the remediation with a version check and vulnerability rescan, then retain change evidence.
No fixed version is displayed unless it is explicitly established by a vendor advisory. Follow the vendor's release notes for exact product and branch applicability.
Vendor advisories, patches & exploit references
- https://github.com/TracecatHQ/tracecat/commit/018258ba6a17c36cbfa7ca977526c34fb6afc35f VENDOR security-advisories@github.com
- https://github.com/TracecatHQ/tracecat/commit/a97aafbfd667a6b9a3b7b524e1c1bfa9d8c59779 VENDOR security-advisories@github.com
- https://github.com/TracecatHQ/tracecat/commit/dab64eb7ac0eb2088783ca14f4cb2d058547bfff VENDOR security-advisories@github.com
- https://github.com/TracecatHQ/tracecat/pull/2824 VENDOR security-advisories@github.com
- https://github.com/TracecatHQ/tracecat/pull/2825 VENDOR security-advisories@github.com
- https://github.com/TracecatHQ/tracecat/pull/2826 VENDOR security-advisories@github.com
- https://github.com/TracecatHQ/tracecat/releases/tag/1.0.0-beta.49 VENDOR security-advisories@github.com
- https://github.com/TracecatHQ/tracecat/security/advisories/GHSA-6g53-h6fh-c3pj VENDOR security-advisories@github.com