Palo Alto Networks PAN-OS known exploited vulnerabilities
We track 13 CVEs in Palo Alto Networks PAN-OS. All of them are on CISA's Known Exploited Vulnerabilities catalog, meaning CISA has evidence of exploitation in the wild (listed 2022–2026). CISA flags 6 of them as used in ransomware campaigns. The most recent is CVE-2026-0322, added to KEV on .
Also listed as: PAN-OS (GlobalProtect gateway/portal) · PAN-OS (GlobalProtect portal and gateway). CISA, NVD and vendor advisories name the same product differently; each CVE page keeps the wording from its source.
- CVEs tracked
- 13
- On CISA KEV
- 13
- Ransomware use
- 6
- Rated critical
- 7
Every Palo Alto Networks PAN-OS CVE we track
| CVE / Vulnerability | Severity | CVSS | EPSS | Added to KEV | Patch by |
|---|---|---|---|---|---|
| CVE-2026-0322 Palo Alto Networks PAN-OS Code Injection Vulnerabilitywrite-up | [ HIGH ] | — | 1.2% | ||
| CVE-2026-0257 PAN-OS GlobalProtect authentication bypassransomware usewrite-up | [ CRITICAL ] | 9.1 | 96.9% | ||
| CVE-2026-0300 Palo Alto Networks PAN-OS Out-of-bounds Write Vulnerability | [ CRITICAL ] | 9.8 | 31.7% | ||
| CVE-2025-0111 Palo Alto Networks PAN-OS File Read Vulnerability | [ MEDIUM ] | 6.5 | 2.0% | ||
| CVE-2025-0108 Palo Alto Networks PAN-OS Authentication Bypass Vulnerability | [ CRITICAL ] | 9.1 | 98.5% | ||
| CVE-2024-3393 Palo Alto Networks PAN-OS Malicious DNS Packet Vulnerability | [ HIGH ] | 7.5 | 29.1% | ||
| CVE-2024-9474 Palo Alto Networks PAN-OS Management Interface OS Command Injection Vulnerabilityransomware use | [ HIGH ] | 7.2 | 94.8% | ||
| CVE-2024-0012 Palo Alto Networks PAN-OS Management Interface Authentication Bypass Vulnerabilityransomware use | [ CRITICAL ] | 9.8 | 99.9% | ||
| CVE-2024-3400 Palo Alto Networks PAN-OS GlobalProtect Command Injection Zero-Dayransomware usewrite-up | [ CRITICAL ] | 10.0 | 100.0% | ||
| CVE-2022-0028 Palo Alto Networks PAN-OS Reflected Amplification Denial-of-Service Vulnerability | [ HIGH ] | 8.6 | 2.5% | ||
| CVE-2017-15944 Palo Alto Networks PAN-OS Remote Code Execution Vulnerability | [ CRITICAL ] | 9.8 | 98.3% | ||
| CVE-2020-2021 Palo Alto Networks PAN-OS Authentication Bypass Vulnerabilityransomware use | [ CRITICAL ] | 10.0 | 4.4% | ||
| CVE-2019-1579 Palo Alto Networks PAN-OS Remote Code Execution Vulnerabilityransomware use | [ HIGH ] | 8.1 | 46.2% |
Sorted by date added to KEV. Severity and CVSS as stated by NVD or the vendor; EPSS from FIRST.org. "Patch by" is CISA's BOD 22-01 deadline for US federal agencies, a useful priority signal for everyone else. Machine-readable: /api/v1/vendors/palo-alto-networks.json.
Our Palo Alto Networks PAN-OS coverage
Other Palo Alto Networks products
Every row links to its CVE record with the CISA required action, catalog coverage and primary sources. We describe impact and remediation only; no exploit code. See the full KEV tracker or compare KEV catalogs.