CVE-2026-0256

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 an...

CVE-2026-0265

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...

CVE-2026-0261

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 ri...

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...

CVE-2026-0265

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...

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...

CVE-2026-0265

PAN-OS contains an authentication bypass vulnerability (CVE-2026-0265) when Cloud Authentication Service (CAS) is enabled. An unauthenticated attacker with network access can bypass authentication controls on affected PAN-OS platforms, including PA-Series/VM-Series firewalls and Panorama (virtual...

Palo Alto Networks PAN-OS 操作系统命令注入漏洞

Palo Alto Networks PAN-OS is an operating system developed by Palo Alto Networks for its firewall devices. There is a vulnerability in PAN-OS related to command injection. This vulnerability stems from multiple command injections, which may allow authenticated administrators to bypass system...

PT-2026-40713

Name of the Vulnerable Software and Affected Versions PAN-OS affected versions not specified Description An authentication bypass exists in the Cloud Authentication Service CAS component of PAN-OS due to incorrect cryptographic signature verification. This allows an unauthenticated attacker with...

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. An authentication bypass vulnerability in Palo Alto Networks PAN-OS software enables an unauthenticated attacker with...

PT-2026-40753

Name of the Vulnerable Software and Affected Versions PAN-OS affected versions not specified Description A stored cross-site scripting XSS issue in the web interface allows an authenticated administrator to store a JavaScript payload. This affects PA-Series and VM-Series firewalls, as well as...

Palo Alto Networks PAN-OS 数据伪造问题漏洞

Palo Alto Networks PAN-OS is an operating system developed by Palo Alto Networks for its firewall devices. There is a vulnerability in Palo Alto Networks PAN-OS related to data manipulation, which stems from an authentication bypass mechanism. This vulnerability could allow unauthenticated...

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 command injection vulnerabilities in Palo Alto Networks PAN-OS software enable an authenticated administrator t...

CVE-2026-0300

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...

EUVD-2026-27879

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-2026-0300

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-2026-0300

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-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-2026-0300

CVE-2026-0300 is a buffer-overflow vulnerability in the PAN-OS User-ID Authentication Portal (Captive Portal) that allows unauthenticated remote code execution with root privileges on affected PA-Series and VM-Series firewalls. Exploitation has been observed in the wild when the portal is exposed...

Vulnerability handling in Palo Alto Networks PAN-OS

Palo Alto Networks has identified a vulnerability in PAN-OS, specifically in the User-ID Authentication Portal component of the PA-Series and VM-Series firewalls. The vulnerability involves a buffer overflow in the User-ID Authentication Portal, allowing unauthenticated attackers to execute...