CVE-2026-50200 is a high-severity security vulnerability in Steeltoe.Management.Endpoint (nuget), affecting versions <= 4.1.0. It is fixed in 4.2.0, 3.4.0.
Summary The Sanitizer component in the Environment actuator redacts configuration values by matching the configuration key name against a suffix list. The default list (password, secret, key, token, .credentials., vcapservices) does not cover the standard .NET pattern ConnectionStrings:<name> or Steeltoe Connectors' Steeltoe:Client:<type>:Default:ConnectionString. There is no value-based scrubbing, so full connection string values including embedded Password= and user:pass@host segments are returned verbatim in /actuator/env responses. Impact Any caller who can reach /actuator/env can receive connection strings containing plaintext credentials. Those credentials enable direct connection to the backing database, bypassing the application tier. Affected configuration Application configuration contains credentials in ConnectionStrings: or :ConnectionString keys. On standard deployments: env is added to Management:Endpoints:Actuator:Exposure:Include. This is not the default. On Cloud Foundry: the /cloudfoundryapplication/env path is accessible to any authenticated CF user with readbasic_data permissions (Space Auditor and above) regardless of the exposure configuration. Mitigations If an immediate upgrade is not possible: On the standard path, remove env from the actuator exposure list. Add .connectionstring. to KeysToSanitize as a defense-in-depth measure for both paths. Require authorization on actuator endpoints.
CVE-2026-50200 has a CVSS score of 7.5 (High). The vector is network-reachable, no privileges required, and no user interaction. A CVSS score reflects the worst-case severity of the vulnerability, not your specific exposure. Whether this affects your application depends on whether the vulnerable code is present and reachable in your environment.
A fixed version is available (4.2.0, 3.4.0). Upgrading removes the vulnerable code path.
nuget
Steeltoe.Management.Endpoint (<= 4.1.0)Steeltoe.Management.EndpointCore (<= 3.3.0)Steeltoe.Management.Endpoint → 4.2.0 (nuget)Steeltoe.Management.EndpointCore → 3.4.0 (nuget)Severity tells you how bad this could be in the worst case. It does not tell you whether you are exposed. Exploitability and impact are functions of runtime truth: whether the vulnerable code is present, reachable, and actually executes in your application. A vulnerable package can sit in your dependency tree and never run.
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Already deployed Kodem? See CVE-2026-50200 in your environment →Upgrade the following packages to resolve this vulnerability:
Steeltoe.Management.Endpoint to 4.2.0 or laterSteeltoe.Management.EndpointCore to 3.4.0 or laterKodem Kai can prioritize this vulnerability in your dependency tree and generate a fix recommendation.
CVE-2026-50200 is a high-severity security vulnerability in Steeltoe.Management.Endpoint (nuget), affecting versions <= 4.1.0. It is fixed in 4.2.0, 3.4.0.
CVE-2026-50200 has a CVSS score of 7.5 (High). This score reflects the worst-case severity of the vulnerability, not your specific exposure. Whether it represents real risk in your environment depends on whether the vulnerable code is present and reachable.
Steeltoe.Management.Endpoint (nuget) (versions <= 4.1.0)Steeltoe.Management.EndpointCore (nuget) (versions <= 3.3.0)Yes. CVE-2026-50200 is fixed in 4.2.0, 3.4.0. Upgrade to this version or later.
Whether CVE-2026-50200 is exploitable in your environment depends on whether the vulnerable code is present and reachable. A CVSS score is a worst-case rating; it does not account for your specific deployment, configuration, or usage patterns. Kodem, an Intelligent Application Security platform, uses runtime intelligence to show which vulnerabilities actually execute in production, so you can focus on the ones that represent real risk. Get a demo
Exploitability and impact are not fixed properties of a CVE. They depend on runtime truth: whether the vulnerable code is present, reachable, and actually executes in your application. A high CVSS score on a dependency that never runs is not the same as real risk. Kodem, an Intelligent Application Security platform, uses runtime intelligence to reveal which vulnerabilities actually execute in production, so teams prioritize the ones that genuinely matter.
Steeltoe.Management.Endpoint to 4.2.0 or laterSteeltoe.Management.EndpointCore to 3.4.0 or later