FlutterShell Backdoor Spreads to macOS via Malicious Google and YouTube Ads
Cybersecurity researchers have shed light on a macOS malvertising campaign codenamed Operation FlutterBridge that spreads a new backdoor called FlutterShell
Palo Alto Networks develops cybersecurity platforms and products whose vulnerabilities, advisories, and deployments can affect network and cloud security.
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Palo Alto Networks develops cybersecurity platforms for network firewalls, cloud and application security, secure remote access, endpoint protection, and security operations. Its firewalls commonly run PAN-OS, enforcing traffic and access policies, inspecting network activity, and collecting telemetry for detection and response.
For practitioners, advisories involving PAN-OS, firewall management interfaces, or remote-access gateways can require rapid exposure assessment, patching, configuration changes, and log review for signs of exploitation. Internet-facing management services and overly broad rules are important attack surfaces; a vulnerability may be more consequential when administrative access or sensitive inspection data is involved. Cloud and endpoint components add identity, API, agent, and data-handling dependencies, so updates should be tested across integrations and privileges. Security teams should validate fixes against asset inventories, monitor relevant indicators, and control access to retained telemetry where privacy or regulatory obligations apply.
Cybersecurity researchers have shed light on a macOS malvertising campaign codenamed Operation FlutterBridge that spreads a new backdoor called FlutterShell
CEO Nikesh Arora Says Agentic Workloads Generate Traffic Requiring InspectionPalo Alto Networks said surging AI infrastructure investment and growing enterprise demand for AI governance are expanding cybersecurity spending, while false positives from advanced AI vulnerability tools underscore the continued need for human oversight.
U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Oracle WebLogic flaw to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added Palo Alto Networks PAN-OS flaw, tracked as CVE-2024-21182 (CVSS score of 7.5), to its Known Exploited Vulnerabilities (KEV) catalog. The CVE-2024-21182 flaw is an easily exploitable vulnerability affecting Oracle WebLogic […]
The escalated threat posed by the defect showcases how quickly a seemingly mild vulnerability can turn into an urgent warning. The post Attackers are exploiting Palo Alto Networks defect that initially flew under the radar appeared first on CyberScoop.
U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Palo Alto Networks PAN-OS flaw to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added Palo Alto Networks PAN-OS flaw, tracked as CVE-2026-0257 (CVSS score of 7.8), to its Known Exploited Vulnerabilities (KEV) catalog. Palo Alto Networks addressed the vulnerability CVE-2026-0257 on May […]
A vulnerability in Palo Alto Networks’ PAN-OS software is being exploited in attacks
CVE-2026-0257 lets attackers forge Palo Alto GlobalProtect auth cookies and bypass VPN login. Exploitation confirmed since May 17. Palo Alto Networks addressed the vulnerability CVE-2026-0257 on May 13. Two weeks later, cybersecurity firm Rapid7 confirmed active exploitation across multiple customer environments. The flaw impacts the GlobalProtect portal and gateway components of Palo Alto Networks PAN-OS […]