Daily Signal - page 34A daily journal at the intersection of AI and cybersecurity. Thursday, April 23, 2026 Vercel Expands Breach Scope: More Accounts Compromised in Context.ai-Linked Incident data-breach · supply-chain · appsec Microsoft Defender Zero-Day Exploited to Dump NTLM Hashes and Gain SYSTEM Privileges zero-day · vulnerability · cve · microsoft · privilege-escalation Wednesday, April 22, 2026 Apple Patches iOS Bug That Let FBI Recover Deleted Signal Messages via Retained Notifications vulnerability · apple · privacy · ios OpenAI Launches Cloud-Based Workspace Agents for Enterprise ChatGPT Plans openai · llm · ai-launch Microsoft Issues Emergency Out-of-Band Patches for Critical ASP.NET Core Privilege Escalation vulnerability · cve · privilege-escalation · microsoft Tuesday, April 21, 2026 Over 1,300 SharePoint Servers Still Exposed to Actively Exploited Spoofing Zero-Day zero-day · vulnerability · cve · microsoft Claude Mythos Preview Found 271 Firefox Vulnerabilities in Anthropic-Mozilla Collaboration ai-safety · vulnerability · anthropic · llm Unauthorized Group Claimed to Have Gained Access to Anthropic's Restricted Mythos Cyber AI anthropic · ai-safety · llm ← Newer Page 34 of 42 Older →
Vercel Expands Breach Scope: More Accounts Compromised in Context.ai-Linked Incident data-breach · supply-chain · appsec
Microsoft Defender Zero-Day Exploited to Dump NTLM Hashes and Gain SYSTEM Privileges zero-day · vulnerability · cve · microsoft · privilege-escalation
Apple Patches iOS Bug That Let FBI Recover Deleted Signal Messages via Retained Notifications vulnerability · apple · privacy · ios
Microsoft Issues Emergency Out-of-Band Patches for Critical ASP.NET Core Privilege Escalation vulnerability · cve · privilege-escalation · microsoft
Over 1,300 SharePoint Servers Still Exposed to Actively Exploited Spoofing Zero-Day zero-day · vulnerability · cve · microsoft
Claude Mythos Preview Found 271 Firefox Vulnerabilities in Anthropic-Mozilla Collaboration ai-safety · vulnerability · anthropic · llm
Unauthorized Group Claimed to Have Gained Access to Anthropic's Restricted Mythos Cyber AI anthropic · ai-safety · llm