CVE-2026-0265: Authentication Bypass in Palo Alto Networks PAN-OS

Overview On May 13, 2026, Palo Alto Networks published a security advisory for CVE-2026-0265, a signature verification vulnerability that facilitates authentication bypass on PAN-OS, the operating system that most Palo Alto Networks firewalls run. This vulnerability allows a remote unauthenticate...

CVE-2026-0263

A buffer overflow vulnerability in the IKEv2 processing of Palo Alto Networks PAN-OS® software allows an unauthenticated network-based attacker to execute arbitrary code with elevated privileges on the firewall, or cause a denial of service DoS condition. Panorama, Cloud NGFW, and Prisma® Access...

Palo Alto Networks PAN-OS 10.2.x / 11.1.x / 11.2.x / 12.1.x Vulnerability

The version of Palo Alto Networks PAN-OS running on the remote host is a vulnerable version of 10.2.x, 11.1.x, 11.2.x, or 12.1.x. It is, therefore, affected by a vulnerability. Multiple denial of service vulnerabilities in Palo Alto Networks PAN-OS software allow an unauthenticated attacker with...

CVE-2026-0300 PAN-OS: Unauthenticated user initiated Buffer Overflow Vulnerability in User-ID™ Authentication Portal

A buffer overflow vulnerability in the User-ID™ Authentication Portal aka Captive Portal service of Palo Alto Networks PAN-OS software allows an unauthenticated attacker to execute arbitrary code with root privileges on the PA-Series and VM-Series firewalls by sending specially crafted packets. T...

CVE-2025-4230

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. The security risk posed by this...

Palo Alto Networks PAN-OS 安全漏洞

Palo Alto Networks PAN-OS is an operating system developed by Palo Alto Networks, Inc. for its firewall appliances. A security vulnerability exists in Palo Alto Networks PAN-OS, which originates in the GlobalProtect feature, where an unauthenticated attacker sending a large number of specially...

Palo-Alto Firewall Denial of Service

Simple proof of concept script that aims to attack the firewall on certain vulnerable versions of Palo Alto's PAN OS via malicious DNS queries. A successful attack will force the firewall to crash and enter maintenance mode...

Palo Alto Networks PAN-OS 代码问题漏洞

Palo Alto Networks PAN-OS is an operating system developed by Palo Alto Networks, Inc. for its firewall appliances. A code issue vulnerability exists in Palo Alto Networks PAN-OS, which stems from a null pointer dereference vulnerability in the GlobalProtect gateway, which allows an attacker to...

PT-2024-7399 · Palo Alto Networks · Pan-Os

Name of the Vulnerable Software and Affected Versions: PAN-OS affected versions not specified Description: The issue is related to insecure privilege management in the PAN-OS software. It allows a remote attacker to escalate their privileges. An authenticated administrator with restricted...

CVE-2024-0010

A reflected cross-site scripting XSS vulnerability in the GlobalProtect portal feature of Palo Alto Networks PAN-OS software enables execution of malicious JavaScript in the context of a user’s browser if a user clicks on a malicious link, allowing phishing attacks that could lead to credential...

Palo Alto Networks PAN-OS 安全漏洞

Palo Alto Networks PAN-OS is an operating system developed by Palo Alto Networks, Inc. for its firewall appliances. A security vulnerability exists in the Palo Alto Networks PAN-OS software that could inadvertently allow or block more URLs than intended, and allowing more URLs than intended poses...

CVE-2021-3060

An OS command injection vulnerability in the Simple Certificate Enrollment Protocol SCEP feature of PAN-OS software allows an unauthenticated network-based attacker with specific knowledge of the firewall configuration to execute arbitrary code with root user privileges. The attacker must have...

CVE-2020-2038

An OS Command Injection vulnerability in the PAN-OS management interface that allows authenticated administrators to execute arbitrary OS commands with root privileges. This issue impacts: PAN-OS 9.0 versions earlier than 9.0.10; PAN-OS 9.1 versions earlier than 9.1.4; PAN-OS 10.0 versions earlie...

CVE-2020-2006

A stack-based buffer overflow vulnerability in the management server component of PAN-OS that allows an authenticated user to potentially execute arbitrary code with root privileges. This issue affects: All versions of PAN-OS 7.1 and 8.0; PAN-OS 8.1 versions earlier than 8.1.14...

CVE-2020-1981

A predictable temporary filename vulnerability in PAN-OS allows local privilege escalation. This issue allows a local attacker who bypassed the restricted shell to execute commands as a low privileged user and gain root access on the PAN-OS hardware or virtual appliance. This issue affects only...

Palo Alto Networks PAN-OS Command Injection Vulnerability (CNVD-2019-23071)

Palo Alto Networks PAN-OS is an operating system developed by Palo Alto Networks for its firewall appliances. A command injection vulnerability exists in Palo Alto Networks PAN-OS version 9.0.2 and earlier. The vulnerability arises from a network system or product not properly filtering specific...

CVE-2019-1576

Command injection in PAN-0S 9.0.2 and earlier may allow an authenticated attacker to gain access to a remote shell in PAN-OS, and potentially run with the escalated user’s permissions...

PT-2015-4358 · Embedthis +2 · Appweb +2

Name of the Vulnerable Software and Affected Versions: Embedthis Appweb versions 4.6.6 and earlier, 5.x before 5.2.1 PAN-OS versions prior to 5.0.20 PAN-OS versions prior to 5.1.13 PAN-OS versions prior to 6.0.15 PAN-OS versions prior to 6.1.15 PAN-OS versions prior to 7.0.11 PAN-OS versions prio...