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https://issues.apache.org/jira/browse/NIFI-14618?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17955326#comment-17955326
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ASF subversion and git services commented on NIFI-14618:
--------------------------------------------------------

Commit 586120bce11064c5333c2b286d0d613e282c27e3 in nifi's branch 
refs/heads/main from Peter Turcsanyi
[ https://gitbox.apache.org/repos/asf?p=nifi.git;h=586120bce1 ]

NIFI-14618 Fixed JWT ID evaluation in JWTBearerOAuth2AccessTokenProvider

Signed-off-by: Pierre Villard <[email protected]>

This closes #9980.


> JWTBearerOAuth2AccessTokenProvider should evaluate JWT ID property per token 
> request
> ------------------------------------------------------------------------------------
>
>                 Key: NIFI-14618
>                 URL: https://issues.apache.org/jira/browse/NIFI-14618
>             Project: Apache NiFi
>          Issue Type: Bug
>            Reporter: Peter Turcsanyi
>            Assignee: Peter Turcsanyi
>            Priority: Major
>          Time Spent: 0.5h
>  Remaining Estimate: 0h
>
> The purpose of the JWT ID property is to provide a value for the "jti" claim 
> in the token request, which should be a unique identifier for the request. It 
> can be used by OAuth servers to detect replay attacks.
> Though it is possible to configure the JWT ID property with EL like 
> ${UUID()}, it is evaluated only once in onEnabled() and the same value is 
> used in the requests which can lead to
> {noformat}
> HTTP 400
> Response: [{"error":"invalid_client","error_description":"Client 
> authentication with signed JWT failed: Token reuse detected"}]{noformat}



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