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CVE-2026-0286

PAN-OS: Authenticated Command Injection in CLI

A command injection vulnerability in the management plane of Palo Alto Networks PAN-OS® software enables an authenticated administrator to execute arbitrary OS commands as root. The security risk posed by this issue is significantly minimized when CLI access is restricted to a limited group of administrators. This issue is applicable to PAN-OS software on PA-Series and VM-Series firewalls and on Panorama (virtual and M-Series). Cloud NGFW and Prisma Access® are not impacted by this vulnerability.

CVSS 4.0 · 6 Medium EPSS 1.7% KEV · Not listed
Vendors
Palo Alto Networks Paloaltonetworks
Products
Cloud Ngfw Pan-os Prisma Access and 1 more
CVE-2026-0285

PAN-OS: Server-Side Request Forgery Vulnerability in Management Web Interface

A server-side request forgery (SSRF) vulnerability in Palo Alto Networks PAN-OS software enables an authenticated administrator with network access to the management web interface to make unauthorized requests from the firewall to internal services. The security risk posed by this issue is minimized when the management interface is restricted to only trusted internal IP addresses according to our recommended  best practice deployment guidelines https://live.paloaltonetworks.com/t5/community-blogs/tips-amp-tricks-how-to-secure-the-management-access-of-your-palo/ba-p/464431 .  Panorama, Cloud NGFW, and Prisma® Access are not impacted by this vulnerability.

CVSS 4.0 · 4.4 Medium EPSS < 1% KEV · Not listed
Vendors
Palo Alto Networks Paloaltonetworks
Products
Cloud Ngfw Pan-os Prisma Access and 1 more
CVE-2026-0284

PAN-OS: XML Injection Vulnerability in Large Scale VPN (LSVPN)

An XML injection vulnerability in the Large Scale VPN (LSVPN) functionality of Palo Alto Networks PAN-OS® software enables an unauthenticated attacker with network access to inject malicious XML content, potentially leading to information disclosure or corruption of internal LSVPN satellite data. Panorama, Cloud NGFW, and Prisma® Access are not impacted by this vulnerability.

CVSS 4.0 · 4.7 Medium EPSS < 1% KEV · Not listed
Vendors
Palo Alto Networks Paloaltonetworks
Products
Cloud Ngfw Pan-os Prisma Access and 1 more
CVE-2026-0283

PAN-OS: Authentication Bypass Vulnerability in Large Scale VPN (LSVPN)

An authentication bypass vulnerability in Large Scale VPN ( LSVPN) functionality of Palo Alto Networks PAN-OS software allows an attacker with network access to bypass security restrictions and establish an unauthorized site-to-site VPN connection. Panorama, Cloud NGFW, and Prisma® Access are not impacted by this vulnerability.

CVSS 4.0 · 4.5 Medium EPSS < 1% KEV · Not listed
Vendors
Palo Alto Networks Paloaltonetworks
Products
Cloud Ngfw Pan-os Prisma Access and 1 more
CVE-2026-0282

PAN-OS: File Deletion Vulnerability in Management Web Interface

A file deletion vulnerability in Palo Alto Networks PAN-OS® software enables an unauthenticated attacker with network access to the management web interface to delete files from a temporary directory. The security risk posed by this issue is minimized by restricting access to the management web interface to only trusted internal IP addresses according to our recommended best practice deployment guidelines https://live.paloaltonetworks.com/t5/community-blogs/tips-amp-tricks-how-to-secure-the-management-access-of-your-palo/ba-p/464431 . This issue is applicable to PAN-OS software on PA-Series and VM-Series firewalls and on Panorama (virtual and M-Series). Cloud NGFW and Prisma® Access are not impacted by this vulnerability.

CVSS 4.0 · 1.2 Low EPSS < 1% KEV · Not listed
Vendors
Palo Alto Networks Paloaltonetworks
Products
Cloud Ngfw Pan-os Prisma Access and 1 more
CVE-2026-0281

PAN-OS: Information Disclosure Vulnerability in Management Web Interface

An information disclosure vulnerability in Palo Alto Networks PAN-OS® software enables an unauthenticated attacker with network access to the management web interface to obtain web session tokens. This requires a legitimate user to first click on a malicious link provided by the attacker. The security risk posed by this issue is minimized by restricting access to the management web interface to only trusted internal IP addresses according to our recommended best practice deployment guidelines https://live.paloaltonetworks.com/t5/community-blogs/tips-amp-tricks-how-to-secure-the-management-access-of-your-palo/ba-p/464431 . This issue is applicable to PAN-OS software on PA-Series and VM-Series firewalls and on Panorama (virtual and M-Series). Cloud NGFW and Prisma® Access are not impacted by this vulnerability.

CVSS 4.0 · 1.7 Low EPSS < 1% KEV · Not listed
Vendors
Palo Alto Networks Paloaltonetworks
Products
Cloud Ngfw Pan-os Prisma Access and 1 more
CVE-2026-0280

PAN-OS: IPv6 Firewall Policy Bypass

An IPv6 packet processing vulnerability in the dataplane of Palo Alto Networks PAN-OS® software enables an unauthenticated attacker to bypass firewall security policy enforcement, allowing network traffic that should be blocked to reach protected services. Cloud NGFW and Panorama are not impacted by this vulnerability.

CVSS 4.0 · 1.7 Low EPSS < 1% KEV · Not listed
Vendors
Palo Alto Networks Paloaltonetworks
Products
Cloud Ngfw Pan-os Panorama and 2 more
CVE-2026-0279

PAN-OS: Multiple Cross-Site Scripting (XSS) Vulnerabilities

Multiple cross site scripting vulnerabilities in the User-ID™ Authentication Portal (aka Captive Portal) service, GlobalProtect™ gateway/portal features and Clientless VPN of Palo Alto Networks PAN-OS® software enables a malicious unauthenticated user to store or execute malicious JavaScript payload. The security risk posed by this issue is minimized when the management interface and access to the User-ID™ Authentication Portal is restricted to only trusted internal IP addresses according to our recommended best practice deployment guidelines https://live.paloaltonetworks.com/t5/community-blogs/tips-amp-tricks-how-to-secure-the-management-access-of-your-palo/ba-p/464431 . This issue is applicable to PAN-OS software on PA-Series and VM-Series firewalls and on Panorama (virtual and M-Series). Cloud NGFW is not affected by this vulnerability.

CVSS 4.0 · 0.4 Low EPSS < 1% KEV · Not listed
Vendors
Palo Alto Networks Paloaltonetworks
Products
Cloud Ngfw Pan-os Prisma Access and 1 more
CVE-2026-0266

PAN-OS: Stored Cross-Site Scripting (XSS) Vulnerability in the Web Interface

A cross-site scripting (XSS) vulnerability in Palo Alto Networks PAN-OS® software enables a malicious authenticated administrator to store a JavaScript payload using the web interface. This issue is applicable to PAN-OS software on PA-Series and VM-Series firewalls and on Panorama (virtual and M-Series). Cloud NGFW and Prisma® Access are not affected by this vulnerability.

CVSS 4.0 · 0.4 Low EPSS < 1% KEV · Not listed
Vendors
Palo Alto Networks Paloaltonetworks
Products
Cloud Ngfw Pan-os Prisma Access and 1 more
CVE-2026-0269

PAN-OS: Denial of Service (DoS) in Tunnel Traffic Processing

A memory corruption vulnerability in the processing of tunnel traffic in Palo Alto Networks PAN-OS® software allows an authenticated user to initiate system reboots using a maliciously crafted packet. Repeated attempts to initiate a reboot causes the firewall to enter maintenance mode. Panorama, Cloud NGFW, and Prisma® Access are not impacted by this vulnerability.

CVSS 4.0 · 4.6 Medium EPSS < 1% KEV · Not listed
Vendors
Palo Alto Networks Paloaltonetworks
Products
Cloud Ngfw Pan-os Panorama and 2 more
CVE-2026-0272

PAN-OS: Privilege Escalation (PE) Vulnerability in the Command Line Interface (CLI)

A privilege escalation vulnerability in Palo Alto Networks PAN-OS® software allows an authenticated administrator with access to the Command Line Interface (CLI) to perform actions on the device with root privileges. The security risk posed by this issue is significantly minimized when CLI access is restricted to a limited group of administrators and by restricting access to the management interface to only trusted internal IP addresses according to our recommended best practice deployment guidelines https://live.paloaltonetworks.com/t5/community-blogs/tips-amp-tricks-how-to-secure-the-management-access-of-your-palo/ba-p/464431 . This issue is applicable to PAN-OS software on PA-Series and VM-Series firewalls and on Panorama (virtual and M-Series). Cloud NGFW, and Prisma® Access are not impacted by this vulnerability.

CVSS 4.0 · 5.6 Medium EPSS < 1% KEV · Not listed
Vendors
Palo Alto Networks Paloaltonetworks
Products
Cloud Ngfw Pan-os Prisma Access and 1 more
CVE-2026-0273

PAN-OS: Authenticated Admin Command Injection Vulnerability via CLI or Web UI

A command injection vulnerability in Palo Alto Networks PAN-OS® software enables an authenticated administrator to bypass system restrictions and run arbitrary commands as a root user. To be able to exploit this issue, the user must have access to the PAN-OS CLI or Web UI. The security risk posed by this issue is significantly minimized when CLI access is restricted to a limited group of administrators and by restricting access to the management web interface to only trusted internal IP addresses according to our recommended best practice deployment guidelines https://live.paloaltonetworks.com/t5/community-blogs/tips-amp-tricks-how-to-secure-the-management-access-of-your-palo/ba-p/464431 . This issue is applicable to PAN-OS software on PA-Series and VM-Series firewalls and on Panorama (virtual and M-Series). Cloud NGFW and Prisma® Access are not affected by this vulnerability.

CVSS 4.0 · 5.7 Medium EPSS 1.3% KEV · Not listed
Vendors
Palo Alto Networks Paloaltonetworks
Products
Cloud Ngfw Pan-os Prisma Access and 1 more
CVE-2026-0257

PAN-OS: GlobalProtect Authentication Bypass Vulnerabilities

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 4.0 · 7.8 High EPSS 95.6% KEV · Listed
Vendors
Palo Alto Networks Paloaltonetworks Siemens
Products
Cloud Ngfw Pan-os Prisma Access and 4 more
CVE-2026-0265

PAN-OS: Authentication Bypass with Cloud Authentication Service (CAS) enabled

An authentication bypass vulnerability in Palo Alto Networks PAN-OS® software enables an unauthenticated attacker with network access to bypass authentication controls when Cloud Authentication Service (CAS) is enabled. The risk is higher if CAS is enabled on the management interface and lower when any other login interfaces are used. The risk of this issue is greatly reduced if you secure access to the management web interface by restricting access to only trusted internal IP addresses according to our recommended best practice deployment guidelines https://live.paloaltonetworks.com/t5/community-blogs/tips-amp-tricks-how-to-secure-the-management-access-of-your-palo/ba-p/464431 . This issue is applicable to PAN-OS software on PA-Series and VM-Series firewalls and on Panorama (virtual and M-Series). Cloud NGFW and Prisma Access® are not impacted by this vulnerability.

CVSS 4.0 · 2.7 Low EPSS 1.1% KEV · Not listed
Vendors
Palo Alto Networks Paloaltonetworks Siemens
Products
Cloud Ngfw Pan-os Prisma Access and 3 more
CVE-2026-0264

PAN-OS: Heap-Based Buffer Overflow in DNS Proxy and DNS Server Allows Unauthenticated Remote Code Execution

A buffer overflow vulnerability in the DNS proxy and DNS Server features of Palo Alto Networks PAN-OS® Software allows an unauthenticated attacker with network access to cause a denial of service (DoS) condition (all PAN-OS platforms except Cloud NGFW and Prisma Access) or potentially execute arbitrary code by sending specially crafted network traffic (PA-Series hardware only). Panorama, Cloud NGFW, and Prisma® Access are not impacted by this vulnerability.

CVSS 4.0 · 6.6 Medium EPSS < 1% KEV · Not listed
Vendors
Palo Alto Networks Paloaltonetworks Siemens
Products
Cloud Ngfw Pan-os Prisma Access and 3 more
CVE-2026-0262

PAN-OS: Denial of Service Vulnerabilities in Network Traffic Parsing

Multiple denial of service vulnerabilities in Palo Alto Networks PAN-OS® software allow an unauthenticated attacker with network access to cause a denial of service (DoS) condition by sending specially crafted network traffic. Panorama and Cloud NGFW are not impacted by these vulnerabilities.

CVSS 4.0 · 6.6 Medium EPSS < 1% KEV · Not listed
Vendors
Palo Alto Networks Paloaltonetworks Siemens
Products
Cloud Ngfw Pan-os Prisma Access and 3 more
CVE-2026-0261

PAN-OS: Authenticated Admin Command Injection Vulnerability

Multiple command injection vulnerabilities in Palo Alto Networks PAN-OS® software enable an authenticated administrator to bypass system restrictions and run arbitrary commands as a root user. To be able to exploit this issue, the user must have access to the PAN-OS CLI or Web UI. The security risk posed by this issue is significantly minimized when CLI access is restricted to a limited group of administrators and by restricting access to the management web interface to only trusted internal IP addresses according to our recommended best practice deployment guidelines https://live.paloaltonetworks.com/t5/community-blogs/tips-amp-tricks-how-to-secure-the-management-access-of-your-palo/ba-p/464431 . This issue is applicable to PAN-OS software on PA-Series and VM-Series firewalls and on Panorama (virtual and M-Series). Cloud NGFW and Prisma Access® are not impacted by these vulnerabilities.

CVSS 4.0 · 5.7 Medium EPSS 1.4% KEV · Not listed
Vendors
Palo Alto Networks Paloaltonetworks Siemens
Products
Cloud Ngfw Pan-os Prisma Access and 3 more
CVE-2026-0258

PAN-OS: Server-Side Request Forgery (SSRF) in IKEv2 Certificate URL Fetching

A server-side request forgery (SSRF) vulnerability in the IKEv2 implementation of Palo Alto Networks PAN-OS® software allows an unauthenticated attacker to cause the firewall to send network requests to unintended destinations or cause a denial of service (DoS) condition. Panorama, Cloud NGFW and Prisma® Access are not impacted by these vulnerabilities.

CVSS 4.0 · 4.8 Medium EPSS < 1% KEV · Not listed
Vendors
Palo Alto Networks Paloaltonetworks Siemens
Products
Cloud Ngfw Pan-os Prisma Access and 3 more
CVE-2026-0256

PAN-OS: Stored Cross-Site Scripting (XSS) Vulnerability in the Web Interface

A stored cross-site scripting (XSS) vulnerability in Palo Alto Networks PAN-OS® software enables a malicious authenticated administrator to store a JavaScript payload using the web interface. This issue is applicable to PAN-OS software on PA-Series and VM-Series firewalls and on Panorama (virtual and M-Series). Cloud NGFW and Prisma® Access are not impacted by this vulnerability.

CVSS 4.0 · 4.4 Medium EPSS < 1% KEV · Not listed
Vendors
Palo Alto Networks Paloaltonetworks Siemens
Products
Cloud Ngfw Pan-os Prisma Access and 3 more
CVE-2026-0259

WildFire WF-500 and WF-500-B: Arbitrary File Read and Delete Vulnerability in WildFire Appliance (WF-500, WF-500-B)

An arbitrary File Read and Delete Vulnerability in Palo Alto Networks WildFire® WF-500 and WF-500-B appliances enables users to read sensitive information and delete arbitrary files. This vulnerability affects WF-500 and WF-500-B appliances running in the default non-FIPS configuration mode. The WildFire Appliance (WF-500, WF-500-B) software update is now available to customers that use the WildFire Appliance (WF-500, WF-500-B) for on-premise sandboxing. Please note that customers using the WildFire Public cloud service are NOT impacted by this vulnerability.

CVSS 4.0 · 5 Medium EPSS < 1% KEV · Not listed
Vendors
Palo Alto Networks Paloaltonetworks
Products
Wildfire Wf-500 And Wf-500-b Pan-os Wf-500 and 1 more