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Palo Alto Networks to Patch Zero-Day Exploited to Hack Firewalls

SecurityWeek
Actively Exploited
CVEZero-dayExploitVulnerabilityPatchPalo Alto

Overview

Palo Alto Networks has announced a patch for a zero-day vulnerability, identified as CVE-2026-0300, that affects the Captive Portal service in its PAN-OS software. This vulnerability impacts both PA and VM series firewalls, allowing attackers to exploit the system and potentially gain unauthorized access. The existence of this zero-day exploit means that it is currently being used in the wild, putting users at risk. Companies using these firewalls should prioritize applying the upcoming patch to safeguard their networks. This incident underscores the need for organizations to stay vigilant and maintain their systems updated to protect against emerging threats.

Key Takeaways

  • Active Exploitation: This vulnerability is being actively exploited by attackers. Immediate action is recommended.
  • Affected Systems: PA and VM series firewalls running PAN-OS software
  • Action Required: Palo Alto Networks will release a patch to address CVE-2026-0300.
  • Timeline: Newly disclosed

Original Article Summary

CVE-2026-0300 affects the Captive Portal service of PAN-OS software on PA and VM series firewalls. The post Palo Alto Networks to Patch Zero-Day Exploited to Hack Firewalls appeared first on SecurityWeek.

Impact

PA and VM series firewalls running PAN-OS software

Exploitation Status

This vulnerability is confirmed to be actively exploited by attackers in real-world attacks. Organizations should prioritize patching or implementing workarounds immediately.

Timeline

Newly disclosed

Remediation

Palo Alto Networks will release a patch to address CVE-2026-0300. Users are advised to apply this patch as soon as it becomes available to mitigate the risk associated with this vulnerability.

Additional Information

This threat intelligence is aggregated from trusted cybersecurity sources. For the most up-to-date information, technical details, and official vendor guidance, please refer to the original article linked below.

Related Topics: This incident relates to CVE, Zero-day, Exploit, and 3 more.

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