Hazard

Is CVE-2022-0028 being exploited?

Confirmed exploited in the wild

CISA has evidence of active exploitation. This is not theoretical risk — someone has already used it against someone.

Palo Alto Networks PAN-OS Reflected Amplification Denial-of-Service Vulnerability

Palo Alto Networks · PAN-OS

CVSS 8.6 EPSS 2% no public exploit indexed Fix deadline passed 12 September 2022

What it is

A Palo Alto Networks PAN-OS URL filtering policy misconfiguration could allow a network-based attacker to conduct reflected and amplified TCP denial-of-service (RDoS) attacks.

Why we say that

  • CISA's federal remediation deadline (2022-09-12) has passed
  • Listed in the CISA Known Exploited Vulnerabilities catalogue

Every line above comes from a named public source. Where the evidence is thin, we say so rather than inventing confidence — see methodology.

What to do

Apply updates per vendor instructions.

What it costs when this goes wrong

This is where UK enforcement meets the vulnerability record. Where an unfixed vulnerability leads to a breach, the ICO treats it as a security failure under UK GDPR. Recent cases:

All UK cases caused by unpatched software →