Critical update addressing security issues with the previous version of the plugin reports not found error when attempting to update via the Plugin Manager.

Plugin version to be downloaded is 4.590.v6170b_1013da_f

Error details reported in Jenkins:

java.io.FileNotFoundException: https://get.jenkins.io/plugins/saml/4.590.v6170b_1013da_f/saml.hpi at java.base/sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source) at java.base/sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source) at java.base/sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(Unknown Source) at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1365) Caused: java.io.IOException: Failed to load https://updates.jenkins.io/download/plugins/saml/4.590.v6170b_1013da_f/saml.hpi to /var/jenkins_home/plugins/saml.jpi.tmp at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1380) Caused: java.io.IOException: Failed to download from https://updates.jenkins.io/download/plugins/saml/4.590.v6170b_1013da_f/saml.hpi → https://get.jenkins.io/plugins/saml/4.590.v6170b_1013da_f/saml.hpi at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:1407) at hudson.model.UpdateCenter$DownloadJob._run(UpdateCenter.java:2059) at hudson.model.UpdateCenter$InstallationJob._run(UpdateCenter.java:2387) at hudson.model.UpdateCenter$DownloadJob.run(UpdateCenter.java:2033) at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) at java.base/java.util.concurrent.FutureTask.run(Unknown Source) at hudson.remoting.AtmostOneThreadExecutor$Worker.run(AtmostOneThreadExecutor.java:121) at java.base/java.lang.Thread.run(Unknown Source)

Attempted to download the plug-in file via browser and it is reported as not found there too: