CVE-2026-55170

A flaw was found in OpenFGA, an authorization/permission engine. When using MySQL as the datastore, and authorization decisions depend on case-sensitive user strings, the system may incorrectly treat case-distinct values e.g., 'user:Alice' and 'user:alice' as equivalent. This can lead to improper...

GHSA-HCXC-WF8J-23HV OpenFGA: OIDC audience validation skipped when --authn-oidc-audience is unset

Description OpenFGA's OIDC authenticator skipped JWT audience aud validation when no audience was configured. In deployments where one identity provider issues tokens for multiple services, a token minted for an unrelated service could authenticate to OpenFGA. Preconditions This applies if the...

Improper Authentication

Overview Affected versions of this package are vulnerable to Improper Authentication in the OIDC authenticator. An attacker can gain access to the API by presenting a JWT that a shared identity provider issued for an unrelated service, because the token's audience aud claim is not validated. This...

Improper Handling of Case Sensitivity

Overview Affected versions of this package are vulnerable to Improper Handling of Case Sensitivity in authorization checks. A user can obtain an authorization decision meant for a different identity by issuing a check for a user string that differs only in letter case from an authorized one,...

Use of Incorrectly-Resolved Name or Reference

Overview strands-agents is an A model-driven approach to building AI agents in just a few lines of code Affected versions of this package are vulnerable to Use of Incorrectly-Resolved Name or Reference via dynamic tool module registration in ToolLoader. The loadtoolsfromfilepath and loadpythontoo...