ACTIVELY EXPLOITED
CVE-2022-0028: Palo Alto Networks PAN-OS Reflected Amplification Denial-of-Service Vulnerability
| Vendor | Palo Alto Networks |
|---|---|
| Product | PAN-OS |
| Actively exploited | Yes |
| Added to CISA KEV | 22 Aug 2022 |
| CISA federal deadline | 12 Sep 2022 |
| Weakness (CWE) | CWE-940 |
Required action (CISA's text)
Apply updates per vendor instructions.
Description (NVD)
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.
SOURCES
Other Palo Alto Networks flaws
- CVE-2026-0322: Palo Alto Networks PAN-OS Code Injection Vulnerability
- CVE-2026-0257: Palo Alto Networks PAN-OS Authentication Bypass Vulnerability
- CVE-2026-0300: Palo Alto Networks PAN-OS Out-of-bounds Write Vulnerability
- CVE-2025-0111: Palo Alto Networks PAN-OS File Read Vulnerability
- CVE-2025-0108: Palo Alto Networks PAN-OS Authentication Bypass Vulnerability
Data from NVD, CISA KEV, FIRST EPSS and vendor advisories. Updated 10 Nov 2026.