Palo Alto Networks Security Advisories

Found 10
VersionsAffectedUnaffected
4.4CVE-2026-0256 PAN-OS: Stored Cross-Site Scripting (XSS) Vulnerability in the Web Interface
Cloud NGFW
PAN-OS 12.1
PAN-OS 11.2
PAN-OS 11.1
PAN-OS 10.2
Prisma Access
None
< 12.1.4-h5, < 12.1.7
< 11.2.4-h17, < 11.2.7-h13, < 11.2.10-h6, < 11.2.12
< 11.1.4-h33, < 11.1.6-h32, < 11.1.7-h6, < 11.1.10-h25, < 11.1.13-h5, < 11.1.15
< 10.2.7-h34, < 10.2.10-h36, < 10.2.13-h21, < 10.2.16-h7, < 10.2.18-h6
None
All
>= 12.1.4-h5, >= 12.1.7
>= 11.2.4-h17, >= 11.2.7-h13, >= 11.2.10-h6, >= 11.2.12
>= 11.1.4-h33, >= 11.1.6-h32, >= 11.1.7-h6, >= 11.1.10-h25, >= 11.1.13-h5, >= 11.1.15
>= 10.2.7-h34, >= 10.2.10-h36, >= 10.2.13-h21, >= 10.2.16-h7, >= 10.2.18-h6
All
2026-05-132026-05-28
7.8CVE-2026-0257 PAN-OS: GlobalProtect Authentication Bypass Vulnerabilities
Cloud NGFW
PAN-OS 12.1
PAN-OS 11.2
PAN-OS 11.1
PAN-OS 10.2
Prisma Access 11.2.0
Prisma Access 10.2.0
None
< 12.1.4-h6, < 12.1.7
< 11.2.4-h17, < 11.2.7-h14, < 11.2.10-h7, < 11.2.12
< 11.1.4-h33, < 11.1.6-h32, < 11.1.7-h6, < 11.1.10-h25, < 11.1.13-h5, < 11.1.15
< 10.2.7-h34, < 10.2.10-h36, < 10.2.13-h21, < 10.2.16-h7, < 10.2.18-h6
< 11.2.7-h13*
< 10.2.10-h36*
All
>= 12.1.4-h6, >= 12.1.7
>= 11.2.4-h17, >= 11.2.7-h14, >= 11.2.10-h7, >= 11.2.12
>= 11.1.4-h33, >= 11.1.6-h32, >= 11.1.7-h6, >= 11.1.10-h25, >= 11.1.13-h5, >= 11.1.15
>= 10.2.7-h34, >= 10.2.10-h36, >= 10.2.13-h21, >= 10.2.16-h7, >= 10.2.18-h6
>= 11.2.7-h13*
>= 10.2.10-h36*
2026-05-132026-05-29
4.8CVE-2026-0258 PAN-OS: Server-Side Request Forgery (SSRF) in IKEv2 Certificate URL Fetching
Cloud NGFW
PAN-OS 12.1
PAN-OS 11.2
PAN-OS 11.1
PAN-OS 10.2
Prisma Access
None
< 12.1.4-h5, < 12.1.7
< 11.2.4-h17, < 11.2.7-h13, < 11.2.10-h6, < 11.2.12
< 11.1.4-h33, < 11.1.6-h32, < 11.1.7-h6, < 11.1.10-h25, < 11.1.13-h5, < 11.1.15
< 10.2.7-h34, < 10.2.10-h36, < 10.2.13-h21, < 10.2.16-h7, < 10.2.18-h6
None
All
>= 12.1.4-h5, >= 12.1.7
>= 11.2.4-h17, >= 11.2.7-h13, >= 11.2.10-h6, >= 11.2.12
>= 11.1.4-h33, >= 11.1.6-h32, >= 11.1.7-h6, >= 11.1.10-h25, >= 11.1.13-h5, >= 11.1.15
>= 10.2.7-h34, >= 10.2.10-h36, >= 10.2.13-h21, >= 10.2.16-h7, >= 10.2.18-h6
All
2026-05-132026-05-28
6.1CVE-2026-0261 PAN-OS: Authenticated Admin Command Injection Vulnerability
Cloud NGFW
PAN-OS 12.1
PAN-OS 11.2
PAN-OS 11.1
PAN-OS 10.2
Prisma Access
None
< 12.1.4-h5, < 12.1.7
< 11.2.4-h17, < 11.2.7-h13, < 11.2.10-h6, < 11.2.12
< 11.1.4-h33, < 11.1.6-h32, < 11.1.7-h6, < 11.1.10-h25, < 11.1.13-h5, < 11.1.15
< 10.2.7-h34, < 10.2.10-h36, < 10.2.13-h21, < 10.2.16-h7, < 10.2.18-h6
None
All
>= 12.1.4-h5, >= 12.1.7
>= 11.2.4-h17, >= 11.2.7-h13, >= 11.2.10-h6, >= 11.2.12
>= 11.1.4-h33, >= 11.1.6-h32, >= 11.1.7-h6, >= 11.1.10-h25, >= 11.1.13-h5, >= 11.1.15
>= 10.2.7-h34, >= 10.2.10-h36, >= 10.2.13-h21, >= 10.2.16-h7, >= 10.2.18-h6
All
2026-05-132026-05-28
6.6CVE-2026-0262 PAN-OS: Denial of Service Vulnerabilities in Network Traffic Parsing
Cloud NGFW
PAN-OS 12.1
PAN-OS 11.2
PAN-OS 11.1
PAN-OS 10.2
Prisma Access
None on Azure/AWS
< 12.1.4-h5, < 12.1.7
< 11.2.4-h17, < 11.2.7-h13, < 11.2.10-h6, < 11.2.12
< 11.1.4-h33, < 11.1.6-h32, < 11.1.7-h6, < 11.1.10-h25, < 11.1.13-h5, < 11.1.15
< 10.2.7-h34, < 10.2.10-h36, < 10.2.13-h21, < 10.2.16-h7, < 10.2.18-h6
None*
All on Azure/AWS
>= 12.1.4-h5, >= 12.1.7
>= 11.2.4-h17, >= 11.2.7-h13, >= 11.2.10-h6, >= 11.2.12
>= 11.1.4-h33, >= 11.1.6-h32, >= 11.1.7-h6, >= 11.1.10-h25, >= 11.1.13-h5, >= 11.1.15
>= 10.2.7-h34, >= 10.2.10-h36, >= 10.2.13-h21, >= 10.2.16-h7, >= 10.2.18-h6
All*
2026-05-132026-05-28
7.2CVE-2026-0263 PAN-OS: Remote Code Execution (RCE) in IKEv2 Processing
Cloud NGFW
PAN-OS 12.1
PAN-OS 11.2
PAN-OS 11.1
PAN-OS 10.2
Prisma Access
None
< 12.1.4-h5, < 12.1.7
< 11.2.4-h17, < 11.2.7-h13, < 11.2.10-h6, < 11.2.12
< 11.1.4-h33, < 11.1.6-h32, < 11.1.7-h6, < 11.1.10-h25, < 11.1.13-h5, < 11.1.15
None
None
All
>= 12.1.4-h5, >= 12.1.7
>= 11.2.4-h17, >= 11.2.7-h13, >= 11.2.10-h6, >= 11.2.12
>= 11.1.4-h33, >= 11.1.6-h32, >= 11.1.7-h6, >= 11.1.10-h25, >= 11.1.13-h5, >= 11.1.15
All
All
2026-05-132026-05-28
7.2CVE-2026-0264 PAN-OS: Heap-Based Buffer Overflow in DNS Proxy and DNS Server Allows Unauthenticated Remote Code Execution
Cloud NGFW
PAN-OS 12.1
PAN-OS 11.2
PAN-OS 11.1
PAN-OS 10.2
Prisma Access
None on AWS, None on Azure
< 12.1.4-h5, < 12.1.7
< 11.2.4-h17, < 11.2.7-h13, < 11.2.10-h6, < 11.2.12
< 11.1.4-h33, < 11.1.6-h32, < 11.1.7-h6, < 11.1.10-h25, < 11.1.13-h5, < 11.1.15
< 10.2.7-h34, < 10.2.10-h36, < 10.2.13-h21, < 10.2.16-h7, < 10.2.18-h6
None
All on AWS, All on Azure unless you have been contacted by Palo Alto Networks
>= 12.1.4-h5, >= 12.1.7
>= 11.2.4-h17, >= 11.2.7-h13, >= 11.2.10-h6, >= 11.2.12
>= 11.1.4-h33, >= 11.1.6-h32, >= 11.1.7-h6, >= 11.1.10-h25, >= 11.1.13-h5, >= 11.1.15
>= 10.2.7-h34, >= 10.2.10-h36, >= 10.2.13-h21, >= 10.2.16-h7, >= 10.2.18-h6
All
2026-05-132026-05-28
7.2CVE-2026-0265 PAN-OS: Authentication Bypass with Cloud Authentication Service (CAS) enabled
Cloud NGFW
PAN-OS 12.1
PAN-OS 11.2
PAN-OS 11.1
PAN-OS 10.2
Prisma Access
None
< 12.1.4-h5, < 12.1.7
< 11.2.4-h17, < 11.2.7-h13, < 11.2.10-h6, < 11.2.12
< 11.1.4-h33, < 11.1.6-h32, < 11.1.7-h6, < 11.1.10-h25, < 11.1.13-h5, < 11.1.15
< 10.2.7-h34, < 10.2.10-h36, < 10.2.13-h21, < 10.2.16-h7, < 10.2.18-h6
None
All
>= 12.1.4-h5, >= 12.1.7
>= 11.2.4-h17, >= 11.2.7-h13, >= 11.2.10-h6, >= 11.2.12
>= 11.1.4-h33, >= 11.1.6-h32, >= 11.1.7-h6, >= 11.1.10-h25, >= 11.1.13-h5, >= 11.1.15
>= 10.2.7-h34, >= 10.2.10-h36, >= 10.2.13-h21, >= 10.2.16-h7, >= 10.2.18-h6
All
2026-05-132026-05-28
9.3CVE-2026-0300 PAN-OS: Unauthenticated user initiated Buffer Overflow Vulnerability in User-ID™ Authentication Portal
Cloud NGFW
PAN-OS 12.1
PAN-OS 11.2
PAN-OS 11.1
PAN-OS 10.2
Prisma Access
None
< 12.1.4-h5, < 12.1.7
< 11.2.4-h17, < 11.2.7-h13, < 11.2.10-h6, < 11.2.12
< 11.1.4-h33, < 11.1.6-h32, < 11.1.7-h6, < 11.1.10-h25, < 11.1.13-h5, < 11.1.15
< 10.2.7-h34, < 10.2.10-h36, < 10.2.13-h21, < 10.2.16-h7, < 10.2.18-h6
None
All
>= 12.1.4-h5, >= 12.1.7 (ETA: 05/28)
>= 11.2.4-h17, >= 11.2.7-h13, >= 11.2.10-h6, >= 11.2.12
>= 11.1.4-h33, >= 11.1.6-h32, >= 11.1.7-h6, >= 11.1.10-h25, >= 11.1.13-h5, >= 11.1.15
>= 10.2.7-h34, >= 10.2.10-h36, >= 10.2.13-h21, >= 10.2.16-h7, >= 10.2.18-h6
All
2026-05-052026-05-28
7.7CVE-2026-0227 PAN-OS: Firewall Denial of Service (DoS) in GlobalProtect Gateway and Portal
Cloud NGFW
PAN-OS 12.1
PAN-OS 11.2
PAN-OS 11.1
PAN-OS 10.2
PAN-OS 10.1
Prisma Access 11.2
Prisma Access 10.2
None
< 12.1.3-h3, < 12.1.4
< 11.2.4-h15, < 11.2.7-h8, < 11.2.10-h2
< 11.1.4-h27, < 11.1.6-h23, < 11.1.10-h9, < 11.1.13
< 10.2.7-h32, < 10.2.10-h31, < 10.2.13-h18, < 10.2.16-h6, < 10.2.18-h1
< 10.1.14-h20
< 11.2.7-h8*
< 10.2.4-h43*, < 10.2.10-h29*
All
>= 12.1.3-h3, >= 12.1.4
>= 11.2.4-h15, >= 11.2.7-h8, >= 11.2.10-h2
>= 11.1.4-h27, >= 11.1.6-h23, >= 11.1.10-h9, >= 11.1.13
>= 10.2.7-h32, >= 10.2.10-h31, >= 10.2.13-h18, >= 10.2.16-h6, >= 10.2.18-h1
>= 10.1.14-h20
>= 11.2.7-h8*
>= 10.2.4-h43*, >= 10.2.10-h29*
2026-01-142026-02-09
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