CarGurus data breach
From Breaches, in the HARD wiki · Updated
This article is about the February 2026 breach of CarGurus. For every breach, see Breaches.
The CarGurus data breach exposed 12,461,887 accounts from cargurus.com in February 2026. The data taken includes names, physical addresses, email addresses, phone numbers and IP addresses.[1]
Have I Been Pwned verified it and added it to its search on 22 Feb 2026, within a month. It is the 122nd largest of the 618 breaches in HARD’s list.
What was exposed
CarGurus’s breach included 5 kinds of data. What each lets criminals do:
| Data | What it’s used for |
|---|---|
| Names | Makes scam messages personal enough to believe. |
| Physical addresses | Used to prove who you are, and for scam letters and parcels. |
| Email addresses | Expect scam emails that name the company to look genuine. |
| Phone numbers | Expect scam texts and calls, and a higher risk of someone moving your number to their SIM. |
| IP addresses | Roughly where you were when you used the service. |
What to do
- Check whether you’re in it.Search your email address on Have I Been Pwned. It tells you which breaches it appears in, CarGurus among them, without showing the data.
- Distrust messages that mention CarGurus.Scammers use breach data to sound genuine. Don’t click links in emails or texts about the breach; go to the site yourself.
- Put a PIN on your phone account.Ask your mobile provider for a port-out PIN, so no one can move your number to their SIM.
Timeline
- : the breach, as best it can be dated.
- : Have I Been Pwned verifies the data and adds it to its search, within a month.
Similar breaches
Breaches that leaked the same kinds of data, closest in time:
- Addi, March 2026, 35 million accounts
- McGraw Hill, April 2026, 14 million accounts
- Pitney Bowes, April 2026, 8.2 million accounts
- Odido, February 2026, 6.1 million accounts
- ADT, April 2026, 5.5 million accounts
- Panera Bread, January 2026, 5.1 million accounts
See Breaches for all 618, and Updates for keeping your devices patched.
References
- ^ Troy Hunt. “CarGurus”, Have I Been Pwned, added 22 Feb 2026. Breach data licensed CC BY 4.0.
External links
- Have I Been Pwned, to check your email address
- cargurus.com, CarGurus’s website