Ref# ADV2026_152 | Date: Mar 12th 2026

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Palo Alto Networks published a security advisory highlighting vulnerabilities in the following product on March 11^th, 2026. It is recommended that you take the necessary precautions by ensuring your products are always updated.

• Cortex XDR Broker VM 30.0.0 – versions prior to 30.0.49
• Cortex XDR Agent 8.7-CE – versions prior to 8.7.101-CE on macOS
• Cortex XDR Agent 8.3-CE – versions prior to 8.3.102-CE on macOS
• Prisma Browser – versions prior to 145.7.9.76

For more information on these updates, you can follow these URLs:

• CVE-2026-0231 Cortex XDR Broker VM: Sensitive Information Disclosure Vulnerability
• CVE-2026-0230 Cortex XDR Agent: Local Administrator can disable the agent on macOS
• PAN-SA-2026-0003 Chromium: Monthly Vulnerability Update (March< 2026)
• Palo Alto Network Security Advisories

The Guyana National CIRT recommends that users and administrators review these updates and apply them where necessary.

PDF Download: Palo Alto Networks Security Advisory

References

• Palo Alto Networks Security advisories. (March 12^th, 2026). Retrieved from Canadian Centre for Cyber Security
  https://www.cyber.gc.ca/en/alerts-advisories/palo-alto-networks-security-advisory-av26-228
• Palo Alto Networks Security Advisories. (March 11^th, 2026). https://security.paloaltonetworks.com/CVE-2026-0231