New attack turned Microsoft 365 Copilot into 1-click data theft tool

2026-06-15T13:23:31Z47901235c89983589aadcba8944350183cc37a8adf171cd0ef37140ab3ff58f4
ai-phishingarch-linuxaur-compromisechinese-actorscisaconti-ransomwaredata-theftfbi-takedowninfinite-campusinfostealerivanti-sentrymailboxmicrosoft-365-copilotnovo-nordisk-breachonedriveoutsider-enterprisephpbb-auth-bypassrootkitsalesforcesearchleaksharepointshinyhunterssupply-chain

What happened

This batch covers multiple high-impact security events: a critical vulnerability chain called “SearchLeak” in Microsoft 365 Copilot Enterprise that can exfiltrate mailbox, OneDrive, and SharePoint data via a crafted URL; a Salesforce-related data theft of ~137,000 Infinite Campus school staff accounts claimed by the ShinyHunters gang; the FBI takedown of Outsider Enterprise, a massive AI-powered phishing-as-a-service operation; compromise of 400+ Arch Linux AUR packages distributing a rootkit and infostealer; and other notable incidents including an actively exploited Ivanti Sentry flaw (CISA-

Why it matters

A reviewed impact interpretation has not been published for this record.

Evidence and limitations

Source ID
bleepingcomputer
Record identifier
47901235c89983589aadcba8944350183cc37a8adf171cd0ef37140ab3ff58f4
Enrichment time
2026-06-15T13:23:31Z
AI-assisted enrichment
Yes

This record may overlap with other records. Its enrichment can be incomplete or wrong, and machine assistance was used. Validate consequential decisions against the linked source and your own environment.

Record · New attack turned Microsoft 365 Copilot into 1-click data theft tool · Baitaphish