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Palo Alto Networks has disclosed that threat actors may have attempted to unsuccessfully exploit a recently disclosed critical security flaw as early as April 9, 2026
Palo Alto Networks warned customers that suspected state-sponsored hackers have been exploiting a critical-severity PAN-OS firewall zero-day vulnerability for nearly a month. [...]
The vendor hasn’t released a patch for the vulnerability or described the scope and objective of confirmed attacks. The post A critical Palo Alto PAN-OS zero-day is being exploited in the wild appeared first on CyberScoop.
Vendor Details Mitigations, Promises Patched PAN-OS Software in Coming WeeksPalo Alto Networks warned that a critical vulnerability in the PAN-OS software that runs its firewalls is being actively exploited in the wild by attackers. The vendor detailed temporary mitigations and promised to release updated software to fully patch the flaw later this month.
Palo Alto Networks warned customers today that a critical-severity unpatched vulnerability in the PAN-OS User-ID Authentication Portal is being exploited in attacks. [...]
Palo Alto Networks has released an advisory warning that a critical buffer overflow vulnerability in its PAN-OS software has been exploited in the wild