Widespread Token-Spraying Attacks Target Microsoft 365 Accounts For Email Compromise

Infosecurity MagazineOctober 23, 2026Threat Intel Cloud

MentionsMicrosoft Microsoft 365

Security researchers identified attempts to access corporate networks which have been linked to a major Microsoft 365-targeted BEC campaign using phishing, stolen session tokens and social engineering

Summary from Infosecurity Magazine.

Read the full article at Infosecurity Magazine

Explained

The technology and terms in this story. Learn more

Other sources covering the same vulnerabilities or event.

Microsoft 365 accounts compromised at 79 organizations, no passwords needed

Help Net Security2d agoCloudIdentity

More in Threat Intel

Synthetic identities leave US lenders with $2.4 billion in fraud exposure

Help Net Security1h agoThreat Intel

Sponsored: Should your threat hunt become a detection?

Podcast19 minRisky Business News11h agoThreat Intel

SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 120

Security Affairs17h agoThreat IntelVulnerabilities

BlackX UEFI bootkit exploits Baton Drop flaw to bypass Secure Boot

BleepingComputeryesterdayThreat IntelEndpointVulnerabilities

Researchers Push Over 2 Million Updates to Remotely Disable Popcorn Time Updater That Could Fuel a Botnet

The Hacker NewsyesterdayThreat Intel