Poshmark data breach: 36.4M accounts exposed
Severity: high · Patch status: no-fix-needed · Since 2019-09-02
In mid-2018, social commerce marketplace Poshmark suffered a data breach that exposed 36M user accounts. The compromised data included email addresses, names, usernames, genders, locations and passwords stored as bcrypt hashes. Exposed data: email addresses, genders, geographic locations, names, passwords, usernames. The breach dates from May 16, 2018; Have I Been Pwned loaded it on Sep 2, 2019.
What to do
- If you had a Poshmark account, change its password and the password of any other account that reused it.
- Turn on multi-factor authentication wherever it is offered.
- Check whether your addresses are in this breach at https://haveibeenpwned.com.
- Expect targeted phishing that quotes the leaked details; verify any unexpected contact out of band.
Sources
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