Published Feb 17, 2014 | Updated Sep 15, 2017

Exploit:JS/Neclu

Severe |Detected with Windows Defender Antivirus

Aliases: No associated aliases

Summary

Windows Defender detects and removes this threat.

This website checks to see if your PC is running a vulnerable version of Java or Adobe Reader. You might be redirected to this website when you visit a hacked or malicious webpage.

If your PC has vulnerable software installed, this threat can download other malware, including:

You might get an alert about this threat even if you're not using a vulnerable version of Java. This is because we detect when a website tries to use the vulnerability, even if it isn't successful.

Find out ways that malware can get on your PC

The following free Microsoft software detects and removes this threat:

Even if we've already detected and removed this particular threat, running a full scan might find other malware that is hiding on your PC.

Update Java

Make sure you install all available Java updates.

You should remove older versions of Java, as keeping old and unsupported versions of Java on your PC is a serious security risk:

If you continue to get alerted about this threat, deleting your temporary Java files can help:

It's also important to keep your other software up to date:

Get more help

You can also see our advanced troubleshooting page for more help.

If you’re using Windows XP, see our Windows XP end of support page.

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