[IntelliJ] Uncaught Exception Error retrieving vulnerability data from GitHub Security Advisory API java.io.IOException: Connection reset

IntelliJ build version: 2026.1.2 IU-261.24374.151
OS: Windows 11
JDK: JetBrains s.r.o. 25.0.2
Plugin version: 3.97.5-2026.1
Additional Info: None
Parent component:

com.intellij.openapi.wm.impl.IdeRootPane[,7,7,1536x912,layout=com.intellij.openapi.wm.impl.IdeRootPane$CustomHeaderRootLayout,alignmentX=0.0,alignmentY=0.0,border=,flags=449,maximumSize=,minimumSize=,preferredSize=]

Error message:

IdeaLoggingEvent[message=Error retrieving vulnerability data from GitHub Security Advisory API, throwable=java.io.IOException: Connection reset
	at <REDACTED: user-file-path>(HttpClientImpl.java:938)
	at com.microsoft.azure.toolkit.intellij.appmod.javaupgrade.service.CVECheckService.retrieveVulnerabilityData(CVECheckService.java:312)
	at com.microsoft.azure.toolkit.intellij.appmod.javaupgrade.service.CVECheckService.fetchCves(CVECheckService.java:241)
	at com.microsoft.azure.toolkit.intellij.appmod.javaupgrade.service.CVECheckService.getCveUpgradeIssues(CVECheckService.java:200)
	at com.microsoft.azure.toolkit.intellij.appmod.javaupgrade.service.CVECheckService.batchGetCVEIssues(CVECheckService.java:171)
	at com.microsoft.azure.toolkit.intellij.appmod.javaupgrade.service.JavaUpgradeIssuesDetectionService.getCVEIssues(JavaUpgradeIssuesDetectionService.java:385)
	at com.microsoft.azur

Start with CVECheckService.java at lines 171, 200, 241, and 312, then trace how JavaUpgradeIssuesDetectionService.java:385 invokes the vulnerability lookup. Investigate the reported IOException: Connection reset on the listed IntelliJ, Windows, JDK, and plugin versions; done means identifying a reproducible cause or defining verified handling for the failed GitHub Security Advisory request.