Cyber Daily News for February 27, 2026

Cyber Daily News for February 27, 2026 Cyber Daily News is also available via podcast! https://feeds.transistor.fm/cyber-daily-news Stories mentioned in today's briefing: - Cisco SD-WAN Zero-Day Exploited Since 2023 — CVSS 10, Now on CISA KEV https://securityaffairs.com/188540/security/hackers-abused-cisco-sd-wan-zero-day-since-2023-to-gain-full-admin-control.html - Conduent Breach Balloons to 25 Million Victims https://www.malwarebytes.com/blog/news/2026/02/the-conduent-breach-from-10-million-to-25-million-and-counting - 12 Million Exposed .env Files Reveal Widespread Security Failures https://securityaffairs.com/188590/hacking/12-million-exposed-env-files-reveal-widespread-security-failures.html - UAT-10027 Hits US Education and Healthcare With Stealthy Dohdoor Backdoor https://securityaffairs.com/188558/apt/uat-10027-campaign-hits-u-s-education-and-healthcare-with-stealthy-dohdoor-backdoor.html - Aeternum Botnet Shifts Command Control to Polygon Blockchain https://www.infosecurity-magazine.com/news/aeternum-botnet-c2-polygon/