CVE-2020-2021
Palo Alto Networks PAN-OS Authentication Bypass Vulnerability
n/a
CVSS
4.4%
EPSS (exploit prob.)
90.2%
EPSS percentile
Yes
Actively exploited
Yes
Ransomware use
2022-03-25
Added
Summary
Palo Alto Networks PAN-OS contains a vulnerability in SAML which allows an attacker to bypass authentication.
Affected software
Vendor: Palo Alto Networks · Product: PAN-OS
Weakness types (CWE):
CWE-347
What to do
This vulnerability appears in CISA's Known Exploited Vulnerabilities catalog, meaning it is being exploited in the wild. Prioritize patching affected systems and verify exposure across your estate.
Related vulnerabilities in Palo Alto Networks
| CVE | Name | EPSS | Exploited |
|---|---|---|---|
| CVE-2024-3400 | Palo Alto Networks PAN-OS Command Injection Vulnerability | 100.0% | Yes |
| CVE-2024-0012 | Palo Alto Networks PAN-OS Management Interface Authentication Bypass Vulnerabili | 99.7% | Yes |
| CVE-2024-9465 | Palo Alto Networks Expedition SQL Injection Vulnerability | 99.6% | Yes |
| CVE-2024-9463 | Palo Alto Networks Expedition OS Command Injection Vulnerability | 98.5% | Yes |
| CVE-2025-0108 | Palo Alto Networks PAN-OS Authentication Bypass Vulnerability | 98.5% | Yes |
| CVE-2017-15944 | Palo Alto Networks PAN-OS Remote Code Execution Vulnerability | 98.3% | Yes |
| CVE-2024-9474 | Palo Alto Networks PAN-OS Management Interface OS Command Injection Vulnerabilit | 94.8% | Yes |
| CVE-2026-0257 | Palo Alto Networks PAN-OS Authentication Bypass Vulnerability | 93.9% | Yes |
Is your domain exposed?
Run a free, instant security report for any domain — exposure score, email auth, TLS and breach metadata.
Get your free reportAll information is aggregated from public sources for awareness only and does not constitute an accusation or a security assessment. No personal data or credentials are published.