Palo Alto Networks has fixed nine vulnerabilities in its PAN-OS operating system for versions 8.1 or later.

The CVSS scores ranged from a high of 9.8 to a low of 3.3. While none of the vulnerabilities were used by attackers in the wild, security researchers from Tenable and Positive Technologies published advisories letting Palo Alto customers know about the security issues and to make sure they patch their systems.

According to researchers at Positive Technologies, attackers can use these vulnerabilities to gain access to sensitive data or develop an attack to gain access to the internal segments of a corporate network that uses vulnerable protection tools.

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