Cyber Daily News for May 15, 2026

Cyber Daily News for May 15, 2026 Cyber Daily News is also available via podcast! https://feeds.transistor.fm/cyber-daily-news Stories mentioned in today's briefing: - NGINX Rift: an 18-year-old flaw in the world's most deployed web server just came to light https://securityaffairs.com/192132/hacking/nginx-rift-an-18-year-old-flaw-in-the-worlds-most-deployed-web-server-just-came-to-light.html - OpenAI Confirms Limited Impact From TanStack npm Supply Chain Attack, Urges macOS App Updates https://thecyberexpress.com/tanstack-npm-supply-chain-attack/ - Cisco Patches Another SD-WAN Zero-Day, the Sixth Exploited in 2026 https://www.securityweek.com/cisco-patches-another-sd-wan-zero-day-the-sixth-exploited-in-2026/ - New Fragnesia Flaw Hands Linux Local Users Root Access https://www.infosecurity-magazine.com/news/fragnesia-linux-kernel-lpe-root/ - Researchers uncover YellowKey and GreenPlasma Windows Zero-Days https://securityaffairs.com/192173/hacking/researchers-uncover-yellowkey-and-greenplasma-windows-zero-days.html - TeamPCP Ups the Game, Releases Shai-Hulud Worm's Source Code https://www.securityweek.com/teampcp-ups-the-game-releases-shai-hulud-worms-source-code/ - Pwn2Own Berlin 2026, Day One: $523,000 paid out, AI products fall https://securityaffairs.com/192183/hacking/pwn2own-berlin-2026-day-one-523000-paid-out-ai-products-fall.html - Chinese APTs Expand Targets, Update Backdoors in Recent Campaigns https://www.securityweek.com/chinese-apts-expand-targets-update-backdoors-in-recent-campaigns/