CVE-2026-0257
⛔ criticalSummary
Authentication bypass vulnerabilities in the GlobalProtect portal and gateway of Palo Alto Networks PAN-OS® software allows the attacker to bypass security restrictions and establish an unauthorized VPN connection. Panorama and Cloud NGFW are not impacted by these issues.
CVSS Score
9.1
Critical
EPSS Score
18.6
Exploit Probability
Published Date
2026-05-13
First Seen: 2026-05-17
📊 Relative Risk Intelligence
This CVE is High Risk - more severe than 87.6% of all 364,858 vulnerabilities in our database.
#45,194
Top 25% most severe
Severity Percentile
🎯 CISA SSVC Assessment Updated: May 28, 2026
🔍 Exploitation Status
Active
Exploits detected in the wild
⚙️ Automatable
NO
Requires human interaction
💥 Technical Impact
Total
Complete system compromise possible
🏆 Discovered By
Palo Alto Networks thanks our internal security research teams for discovering and reporting this issue. (other)
SSVC data provided by
CISA
Last Modified
2026-06-09
Source
NVD 🔗
CVSS Vector 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS Vector 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:H/SI:H/SA:N/E:A/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:A/V:D/RE:M/U:Red
CWE IDs (Weakness Types)