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Wyndham exposes customer data through hardcoded credential in customer app

TechCrunch reports, citing an exclusive, that Wyndham left a hardcoded credential in its customer app, which would let anyone access customer data.

Written by a model from the sources below. Verify against them.

Sources1Confirmed
Vendor
Wyndham
Product
customer app
Status
Confirmed
Disclosed
Data taken
Names, Email addresses

Summary

Wyndham would not say whether it can check for any past unauthorized access.

What to do

  • Expect phishing that uses this breach; verify messages that mention it

    For email addresses
  • Monitor accounts linked to Wyndham for unusual activity or unexpected notifications

  • Change your Wyndham account password and enable multi-factor authentication if offered

  • Ask Wyndham whether your personal data was accessed and what it is doing about it

Timeline

  1. Made public by TechCrunch Security
  2. Confirmed by Wyndham

    TechCrunch Security: “Hotel and resort giant Wyndham has acknowledged a cybersecurity incident after a good-faith security researcher discovered a bug that allowed anyone to access…”

  3. First seen by cve.now

What was taken

TakenPer the source
Names, Email addressesTechCrunch Security: “Wiggins told TechCrunch that the credential exposed personal information including customer names, email addresses, and Wyndham member number.”

Evidence 1

  1. Press
    TechCrunch Security
    “Exclusive: Wyndham left a hardcoded credential in its customer app, allowing anyone to access customer data.”

Corrections

None so far.

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Questions about the Wyndham breach

Was Wyndham breached?

Yes. Wyndham says so: “Hotel and resort giant Wyndham has acknowledged a cybersecurity incident after a good-faith security researcher discovered a bug that allowed anyone to access customers’ personal information.” (TechCrunch Security).

What data was exposed?

Names, Email addresses.

What should Wyndham customers do?

Expect phishing that uses this breach; verify messages that mention it. Monitor accounts linked to Wyndham for unusual activity or unexpected notifications. Change your Wyndham account password and enable multi-factor authentication if offered. Ask Wyndham whether your personal data was accessed and what it is doing about it.