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pan-os
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Discussions on WindowsForum about PAN-OS focus on critical security vulnerabilities, particularly CVE-2026-0257, an authentication bypass in GlobalProtect that CISA added to its Known Exploited Vulnerabilities catalog. Active exploitation targets unpatched PAN-OS devices, making immediate patching essential for enterprises using Palo Alto firewalls. Other threads cover privilege escalation flaws and the broader risk of VPN gateways becoming compromised trust boundaries. While PAN-OS is a Palo Alto Networks product, the implications for Windows-based networks are significant, as these vulnerabilities can expose remote access infrastructure. Sysadmins are advised to audit GlobalProtect deployments, apply fixed PAN-OS releases, and treat VPN security as critical to overall network defense.
Palo Alto Networks disclosed CVE-2026-0257 on May 13, 2026, then updated the advisory on May 29 after exploitation attempts were observed against unpatched PAN-OS devices running GlobalProtect portal or gateway configurations without mitigations. For WindowsForum’s sysadmin and IT-pro audience...
On May 29, 2026, CISA added CVE-2026-0257, a Palo Alto Networks PAN-OS GlobalProtect authentication bypass vulnerability under active exploitation, to its Known Exploited Vulnerabilities catalog, requiring U.S. federal civilian agencies to remediate it by the catalog deadline. The alert is...
Palo Alto Networks recently took critical action to reinforce the security of its product line by addressing a series of privilege escalation vulnerabilities and integrating the latest Chrome patches into its solutions. These fixes, targeting multiple high-profile flaws, come at a pivotal moment...
On February 20, 2025, the Cybersecurity & Infrastructure Security Agency (CISA) announced the addition of two vulnerabilities to its Known Exploited Vulnerabilities Catalog. This alert details active exploits targeting the Craft CMS and Palo Alto Networks PAN-OS platforms—vulnerabilities that...
Hey Windows Insiders!
How’s everyone holding up? I wanted to touch base, thank everyone for the warm welcome to the program, and share some of my initial thoughts on the program and where we want to take it forward.
As mentioned in Panos’ blog post, I’ve had the amazing opportunity to work at...
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