Blog/Phishing

Fake Voicemail and Fax Notification Emails

"You have a new voicemail" emails with a play button or attachment often lead to fake sign-in pages. How voicemail and fax phishing works and how to check a real message.

CyberWatch AI1 October 2026 · 2 min read
A black office desk phone on a desk

"You have a new voicemail (0:42). Click to listen." Voicemail and fax notifications feel routine at work and create curiosity: who called? Phishers use them to lead people to a fake sign-in page "to access the message".

Common versions

  • "New voicemail from +1 (XXX) XXX-XXXX" with a play button.
  • An attachment named "Audio_Message.html" or "VM_0042.htm". See HTML attachment phishing.
  • "You have received a fax" with a document link.
  • A QR code "to listen on your phone". See QR code phishing.
Illustrative example · Email
VOICEMAIL NOTIFICATION Caller: Unknown Duration: 00:47 Received: Today 10:12 [Play Message] Sign in with your company account to listen.
Red flag: signing in to hear a voicemail, through a link from an email.

How to check

  1. Listen to voicemails through your phone, desk phone or the official phone system app.
  2. Compare with what genuine notifications from your system look like.
  3. Ask IT if you are unsure how voicemails are delivered.

If you do not use email voicemail at work, any such email is fake.

Got a voicemail email? Paste it into CyberWatch AI Scan for a free check.

For more, see how phishing works in our complete guide.

Frequently asked questions

Does my company's phone system email voicemails?

Some do. Check what a genuine notification from your system looks like, and listen to voicemails through the phone system or app itself.

Why ask me to sign in to hear a voicemail?

That is the trap. The sign-in page captures your password.

Are audio attachments dangerous?

Real audio files are lower risk, but phishing often uses HTML files or links disguised as audio.

Sources

  1. Suspicious email actions, UK National Cyber Security Centre
  2. Recognize and Report Phishing, US Cybersecurity and Infrastructure Security Agency
  3. How To Recognize and Avoid Phishing Scams, US Federal Trade Commission
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