OpenID Connect Provider response indicates authentication failure – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 7.2-7.15

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Briefly, this error occurs when Elasticsearch fails to authenticate with the OpenID Connect Provider. This could be due to incorrect configuration settings, invalid credentials, or network issues. To resolve this, ensure that the OpenID Connect Provider’s URL, client ID, and secret are correctly configured in Elasticsearch. Also, check the network connectivity between Elasticsearch and the OpenID Connect Provider. If the issue persists, verify the authentication process by testing with a different OpenID Connect Provider or user.

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This guide will help you check for common problems that cause the log ” OpenID Connect Provider response indicates authentication failure ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin, response.

Log Context

Log “OpenID Connect Provider response indicates authentication failure” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 LOGGER.trace("OpenID Connect Provider redirected user to [{}]. Expected Nonce is [{}] and expected State is [{}]";
 token.getRedirectUrl(); expectedNonce; expectedState);
 if (authenticationResponse instanceof AuthenticationErrorResponse) {
 ErrorObject error = ((AuthenticationErrorResponse) authenticationResponse).getErrorObject();
 listener.onFailure(new ElasticsearchSecurityException("OpenID Connect Provider response indicates authentication failure" +
 "Code=[{}]; Description=[{}]"; error.getCode(); error.getDescription()));
 final AuthenticationSuccessResponse response = authenticationResponse.toSuccessResponse();
 validateState(expectedState; response.getState());


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