EPISODE · May 6, 2026 · 21 MIN
2026-05-06: Palo Alto Networks firewalls face active zero-day exploitation targeting exposed authentication
from Cyber Threat Brief
Show Notes - 2026-05-06 Stories Covered: - Today: - Palo Alto Networks PAN-OS Zero-Day Exploited (CVE-2026-0300) (https://www.securityweek.com/palo-alto-networks-to-patch-zero-day-exploited-to-hack-firewalls/) - Apache HTTP Server Double-Free Leads to DoS and RCE (CVE-2026-23918) (https://thehackernews.com/2026/05/critical-apache-http2-flaw-cve-2026.html) - Android Critical RCE Patched (CVE-2026-0073) (https://www.securityweek.com/critical-remote-code-execution-vulnerability-patched-in-android-2/) - Karakurt Ransomware Negotiator Sentenced to 8.5 Years (https://cyberscoop.com/latvian-russia-ransomware-conti-sentenced/) - CloudZ RAT Abuses Windows Phone Link to Steal OTPs (https://thehackernews.com/2026/05/windows-phone-link-exploited-by-cloudz.html) - DAEMON Tools Supply Chain Attack Delivers Signed Backdoor (https://thehackernews.com/2026/05/daemon-tools-supply-chain-attack.html) - Microsoft Warns of Sophisticated AiTM Phishing Campaign (https://www.securityweek.com/microsoft-warns-of-sophisticated-phishing-campaign-targeting-us-organizations/) - Microsoft Edge Stores All Passwords in Cleartext Memory (https://www.darkreading.com/cyber-risk/microsoft-edge-passwords-enterprise-risk) - OAuth Grants Create Persistent Backdoor in Enterprise Environments (https://thehackernews.com/2026/05/the-back-door-attackers-know-about-and.html) - MetInfo CMS Remote Code Execution Exploited (CVE-2026-29014) (https://thehackernews.com/2026/05/metinfo-cms-cve-2026-29014-exploited.html) - Google Expands Binary Transparency for Android Apps (https://thehackernews.com/2026/05/android-apps-get-public-verification.html) - Quasar Linux Malware Targets Software Developers (https://www.bleepingcomputer.com/news/security/new-stealthy-quasar-linux-malware-targets-software-developers/) - DarkSword iOS Exploit Chain (https://www.schneier.com/blog/archives/2026/05/darksword-malware.html) - Trellix Source Code Breach (https://www.darkreading.com/cyberattacks-data-breaches/trellix-source-code-breach-supply-chain-threats) - Instructure Breach Claims 280M Records (https://www.bleepingcomputer.com/news/security/instructure-hacker-claims-data-theft-from-8-800-schools-universities/) - Copy Fail Linux Kernel Vulnerability (CVE-2026-31431) (https://unit42.paloaltonetworks.com/cve-2026-31431-copy-fail/) - ICS Vulnerabilities (https://www.cisa.gov/news-events/ics-advisories/) - SSL.com Root Certificate Rotation (https://isc.sans.edu/diary/rss/32956) - Microsoft CVE Disclosures (https://msrc.microsoft.com/update-guide/) CVEs Referenced: CVE-2018-1002208, CVE-2024-43093, CVE-2024-50302, CVE-2025-11043, CVE-2025-38352, CVE-2025-48543, CVE-2026-0073, CVE-2026-0300, CVE-2026-0936, CVE-2026-21661, CVE-2026-23918, CVE-2026-29014, CVE-2026-31431, CVE-2026-43037, CVE-2026-43964 Indicators of Compromise: Domains: daemontools[.]cc, daemontools[.]cc. Full brief: https://carolinacleartech.com/brief/2026-05-06/
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Show Notes - 2026-05-06 Stories Covered: - Today: - Palo Alto Networks PAN-OS Zero-Day Exploited (CVE-2026-0300) (https://www.securityweek.com/palo-alto-networks-to-patch-zero-day-exploited-to-hack-firewalls/) - Apache HTTP Server Double-Free Leads to DoS and RCE (CVE-2026-23918) (https://thehacker
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2026-05-06: Palo Alto Networks firewalls face active zero-day exploitation targeting exposed authentication
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