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Vulnerabilities

Vulnerability · CVE-2026-41166

OpenRemote is an open-source internet-of-things platform.

Published Apr 22, 2026 · catalog updated Jun 17, 2026 · OpenRemote is an open-source

Check if you run it

No confirmed exploitation is on record for CVE-2026-41166. EPSS is 0.33%. Act only if a listed version of OpenRemote is an open-source is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (OpenRemote is an open-source).
  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.0
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.33%
Remediation
Advisory link
Affected products
cpe openremote/openremote

OpenRemote is an open-source internet-of-things platform. Prior to version 1.22.1, a user who has in one Keycloak realm can call the Manager API to update Keycloak realm roles for users in another realm, including . The handler uses the path segment when talking to the identity provider but does not check that the caller may administer that realm. This could result in a privilege escalation to realm administrator if the attacker controls any user in realm. Version 1.22.1 fixes the issue.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe openremote/openremoteversion unspecified

How to fix CVE-2026-41166

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-41166. EPSS is 0.33%. Act only if a listed version of OpenRemote is an open-source is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-284: Improper Access Control. EPSS 0.33%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 22, 2026 · NIST NVD

    Detected

    OpenRemote is an open-source internet-of-things platform. Prior to version 1.22.1, a user who has in one Keycloak realm can call the Manager API to update Keycloak realm roles for users in another realm, including . The handler uses the path segment when talking to the identity provider but does not check that the caller may administer that realm. This could result in a privilege escalation to rea

  2. Jun 17, 2026 · NIST NVD

    Updated

    OpenRemote is an open-source internet-of-things platform. Prior to version 1.22.1, a user who has in one Keycloak realm can call the Manager API to update Keycloak realm roles for users in another realm, including . The handler uses the path segment when talking to the identity provider but does not check that the caller may administer that realm. This could result in a privilege escalation to rea

Sources

  • CVE.orgVulnerability recordCVE-2026-41166

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-41166

    30-day exploitation probability 0.3%

    first.org
  • NIST NVDVulnerability recordCVE-2026-41166

    OpenRemote is an open-source internet-of-things platform. Prior to version 1.22.1, a user who has in one Keycloak realm can call the Manager API to update Keycloak realm roles for users in another realm, including . The handler uses the path segmen

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.