Microsoft
Disclosed Mar 22, 20224 years agoConfirmed
Lapsus$ compromises a Microsoft account and leaks Bing and Cortana source code
Microsoft confirmed that the group it tracks as DEV-0537 (Lapsus$) gained limited access through a single compromised account and published partial source code for products such as Bing and Cortana. Microsoft said no customer code or data was involved.
What is known
| People affected | Not stated in the sources we have |
|---|---|
| Disclosed | Mar 22, 2022 |
| Attack | Hacking |
| Data exposed | Source code |
| Sector | Tech · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| Microsoft confirms Lapsus$ breach after hackers publish Bing, Cortana source codetechcrunch.com · News | News |
| DEV-0537 criminal actor targeting organizations for data exfiltration and destructionmicrosoft.com · The organization | The organization |
Notices filed
| Where | Filed | People |
|---|---|---|
| Researchtotal | Mar 22, 2022 |
Other breaches at Microsoft
History of this record
- 2026-09-25 · added · seed source
First seen 2026-09-25 (Research), confirmed by Research. Record counts are as reported. Not legal advice.