Palo Alto PAN

Cybersecuritynews •Guru Baran • July 9, 2026

Palo Alto Networks has disclosed a high-severity vulnerability in PAN-OS that could allow unauthenticated attackers to execute arbitrary code or trigger a denial-of-service (DoS) condition by sending specially crafted network traffic. Tracked as CVE-2026-0288, the flaw carries a CVSS-B score of 9.2 (HIGH, CVSS-BT: 7.2) and has been assigned the HIGHEST urgency rating by the […]

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Multiple Vulnerabilities in Palo Alto Networks PAN-OS Disclosed Palo Alto Networks disclosed several vulnerabilities in its PAN-OS software, including CVE-2026-0288, a buffer overflow issue that allows unauthenticated attackers to execute arbitrary code or cause denial of service. Other vulnerabilities include CVE-2026-0280, which enables bypassing firewall security policies, and CVE-2026-0281, which allows information disclosure through the management web interface. The vulnerabilities affect various PAN-OS versions and components, including PA-Series and VM-Series firewalls, with some issues requiring user interaction. Palo Alto Networks is set to upgrade all affected customers during scheduled maintenance, and users are advised to restrict access to trusted internal IP addresses to mitigate risks. No active exploitation has been reported for these vulnerabilities. 16 sources 59

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Palo Alto PAN

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