- A Pax8 employee mistakenly emailed a spreadsheet exposing data on around 1,800 customers
- The file contained 56,000 entries with organization names, SKUs, licenses, and renewal dates.
- Pax8 requested removal; The criminals reportedly tried to purchase the leaked listing.
Pax8, a cloud commerce marketplace for managed service providers (MSPs), has said it inadvertently exposed sensitive data of around 1,800 of its customers after an employee mistakenly sent an email with an attachment.
The company confirmed the news in a follow-up email notifying affected businesses of the mishap.
“Today, January 13, 2026, a Pax8 employee mistakenly sent an email with a spreadsheet attached to less than 40 UK-based partners,” the email reads. “The attached file did not contain personally identifiable information. However, the file included limited internal marketing information reflecting the pricing of Pax8 and some Microsoft management programs.”
Millions in damages
The email, titled “Possible Business Premium Upgrade Tactic to Save Money,” contained internal pricing and program information from Microsoft that primarily affects companies in the United Kingdom and one located in Canada.
After communicating with some recipients, beepcomputer learned that the attached CSV file contained customer organization names, Microsoft SKUs, license counts, and New Business Experience (NCE) renewal dates.
There were more than 56,000 entries in the document, the publication further found, including
Partner name and identification
Customer name and ID
Supplier name and product name
Gross and net reserves
Currency Total amount
Territory
Account Owner
Provision date
Canceled book date
Zip code
Transaction type
End date of the commitment period
Pax8 said the breach will not impact Marketplace availability or security controls, adding that it has contacted all recipients and requested that the emails be deleted and not further distributed.
It is also reported that cybercriminals are approaching recipients to try to purchase the list. So far, the information hasn’t leaked onto the dark web, so it’s safe to assume no one has sold yet.
Pax8 currently has more than 47,000 partners worldwide and operates in 18 countries.
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