CVE detail
CVE-2026-0257: Palo Alto Networks PAN-OS Authentication Bypass Vulnerability
Source: CISA Known Exploited Vulnerabilities catalog · back to feed
Vendor / product
Palo Alto Networks · PAN-OS
- Date added (KEV)
- May 29, 2026
- CISA due date
- Jun 01, 2026
- Ransomware campaign use
- Unknown
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Vendor fix: Vendor advisory
Scorifya interpretation
AI-generatedA short, structured read of the record above, generated when this page first loads, then cached for a week.
Plain English
Technical detail
From CISA
Palo Alto Networks PAN-OS contains an authentication bypass vulnerability that allows attackers to bypass security restrictions and establish an unauthorized VPN connection.
https://security.paloaltonetworks.com/CVE-2026-0257 ; https://nvd.nist.gov/vuln/detail/CVE-2026-0257
See what attackers can see on your domain
This vulnerability is on CISA's Known Exploited Vulnerabilities list, so it is being exploited in the wild right now. Scorifya can't test for Palo Alto Networks directly, but in about 30 seconds it shows what your own domain exposes publicly across TLS, security headers, DNS, and cookies: the surface attackers probe first.
SOC 2 compliance
Tracking remediation across your cloud infrastructure?
Scorifya Controls automates 54 SOC 2 checks across AWS, GitHub, GCP, and Azure, and gives you a manual evidence trail for the controls no tool can automate. Self-hosted, three tiers from $99/mo.
See Scorifya Controls →References
- https://security.paloaltonetworks.com/CVE-2026-0257Vendor Advisory
- https://cert-portal.siemens.com/productcert/html/ssa-967325.htmlThird Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-0257US Government Resource
Other recent CVEs from Palo Alto Networks
- CVE-2026-0300PAN-OS, Palo Alto Networks PAN-OS Out-of-bounds Write Vulnerability
- CVE-2025-0111PAN-OS, Palo Alto Networks PAN-OS File Read Vulnerability
- CVE-2025-0108PAN-OS, Palo Alto Networks PAN-OS Authentication Bypass Vulnerability
- CVE-2024-3393PAN-OS, Palo Alto Networks PAN-OS Malicious DNS Packet Vulnerability
- CVE-2024-0012PAN-OS, Palo Alto Networks PAN-OS Management Interface Authentication Bypass Vulnerability