Search: “Microsoft 365 Copilot”

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CategoryAll Vulnerability 36 Industry 15 Exploit / PoC 11 Data breach 11 Policy & legal 7 Ransomware 7 Malware 6 AI industry 6 Phishing & fraud 5 AI safety & security 5 Advisory 5 Threat actor 4 AI policy 3 AI research 2

SeverityAll critical 50 high 21 medium 19 low 15 info 20

Microsoft Fixes ASCII Smuggling Flaw That Enabled Data Theft from Microsoft 365 Copilot

The Hacker NewsAug 29, 10:57 UTC · Aug 29, 2024Exploit / PoC1

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One-Click Microsoft 365 Copilot Flaw Could Have Let Attackers Steal Emails, Files, and MFA Codes

The Hacker NewsJun 15, 00:00 UTC · Jun 15, 2026Exploit / PoC in the wildCVE-2026-42824 CVE-2025-327111

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Microsoft 365 Android Apps Let Any App Steal Account Tokens via Leftover Debug Flag

The Hacker NewsJun 3, 14:56 UTC · Jun 3, 2026Exploit / PoC CVE-2026-41100 CVE-2026-41101 CVE-2026-41102+1 CVEs1

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Invisible text that AI chatbots understand and humans can’t? Yep, it’s a thing.

Ars Technica · SecurityOct 15, 00:00 UTC · Oct 15, 2024Exploit / PoC1

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Microsoft Copilot for Word Can Copy Hidden Prompts Into New Documents

The Hacker NewsJul 30, 11:54 UTC · Jul 30, 2026Exploit / PoC1

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⚡ Weekly Recap: Fortinet Exploits, RedLine Clipjack, NTLM Crack, Copilot Attack & More

The Hacker NewsJan 20, 07:01 UTC · Jan 20, 2026Exploit / PoC in the wildCVE-2025-64155

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New Agent Data Injection Attack Can Make AI Agents Misclick or Run Attacker Commands

The Hacker NewsJul 15, 00:00 UTC · Jul 15, 2026Exploit / PoC CVE-2025-327111

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Cato Networks acquires AI security startup Aim Security

CyberScoopSep 3, 20:11 UTC · Sep 3, 2025Exploit / PoC in the wild

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Week in review: PoC for Splunk Enterprise RCE flaw released, scope of Okta breach widens

Help Net SecurityDec 3, 00:00 UTC · Dec 3, 2023Exploit / PoC in the wildCVE-2023-46214 CVE-2023-49103 CVE-2023-41998+5 CVEs2

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Microsoft Fixes AI, Cloud, and ERP Security Flaws; One Exploited in Active Attacks

The Hacker NewsDec 1, 07:13 UTC · Dec 1, 2024Exploit / PoC in the wildCVE-2024-49035 CVE-2024-49038 CVE-2024-49052+1 CVEs1

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Week in review: Windows zero-day exploit leaked, Patch Tuesday forecast

Help Net SecurityApr 12, 00:00 UTC · Apr 12, 2026Exploit / PoC in the wildCVE-2026-341971

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