Vendor advisories

Palo Alto Networks Security Advisories

Browse 56 advisories from this official source. Search by product, CVE, severity, or advisory ID.

Current Checked 5 minutes ago Checked every 15 minutes

56 advisories

Each date says whether the vendor published or updated the bulletin. A vendor bulletin describes products that may be affected. It does not prove that the vulnerable product or version is installed in your environment.

RSS for these results
Palo Alto Networks Security AdvisoriesCVE-2026-0249
HighCVSS 7.6

CVE-2026-0249: GlobalProtect App: Certificate Validation Bypass Vulnerabilities

Multiple improper certificate validation vulnerabilities in the Palo Alto Networks GlobalProtect™ app enables an attacker to intercept encrypted communications and potentially compromise the endpoint. This can enable a local non-administrative operating system user or an attac...

Affected productsGlobalProtect App, GlobalProtect App 6.3, GlobalProtect App 6.2, GlobalProtect App 6.1
Fixed versionsGlobalProtect App 6.3 >= 6.3.3-h9 (6.3.3-999) on macOS, GlobalProtect App 6.2 >= 6.2.8-h10 (6.2.8-948) on macOS, GlobalProtect App 6.1 >= 6.1.14 on Android, >= 6.1.14 on ChromeOS, GlobalProtect App 6.0 >= 6.0.14 on Android, >= 6.0.14 on ChromeOS, >= 6.0.13 on macOS
Vendor guidance

VERSION MINOR VERSION SUGGESTED SOLUTION GlobalProtect App 6.1 on Android 6.1.0 through 6.1.13 Upgrade to 6.1.14 or later. GlobalProtect App 6.0 on Android 6.0.0 through 6.0.13 Upgrade to 6.0.14 or later. GlobalProtec...

Palo Alto Networks Security AdvisoriesPAN-SA-2026-0009
InformationalCVSS 0.0

PAN-SA-2026-0009: Informational Bulletin: Impact assessment of OSS CVEs in Prisma SD-WAN ION

The Palo Alto Networks Product Security Assurance team has evaluated the following open source software (OSS) CVEs as they relate to Prisma SD-WAN ION. While Prisma SD-WAN ION may include the affected OSS package, Prisma SD-WAN ION does not offer any scenarios required for an ...

Affected productsPrisma SD-WAN ION
Fixed versionsPrisma SD-WAN ION All
Vendor guidance

No software updates are required at this time.

Palo Alto Networks Security AdvisoriesCVE-2026-0300
CriticalCVSS 9.3

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 specia...

Affected productsCloud NGFW, PAN-OS, Prisma Access, PAN-OS 12.1
Fixed versionsCloud NGFW All, PAN-OS 12.1 >= 12.1.4-h5, >= 12.1.7 (ETA: 05/28), PAN-OS 11.2 >= 11.2.4-h17, >= 11.2.7-h13, >= 11.2.10-h6, >= 11.2.12, PAN-OS 11.1 >= 11.1.4-h33, >= 11.1.6-h32, >= 11.1.7-h6, >= 11.1.10-h25, >= 11.1.13-h5, >= 11.1.15
Vendor guidance

VERSION MINOR VERSION SUGGESTED SOLUTION Cloud NGFW No action needed. PAN-OS 12.1 12.1.5 through 12.1.6 Upgrade to 12.1.7 or later. 12.1.2 through 12.1.4-h* Upgrade to 12.1.4-h5 or 12.1.7 or later. PAN-OS 11.2 11.2.11...

Palo Alto Networks Security AdvisoriesCVE-2026-0246
HighCVSS 8.5

CVE-2026-0246: Prisma Access Agent: Local Privilege Escalation Vulnerability

A vulnerability with a privilege management mechanism in the Palo Alto Networks Prisma Access Agent® enables a locally authenticated non-administrative user to escalate their privileges to root on macOS and Linux or NT AUTHORITY\SYSTEM on Windows. This allows the user to execu...

Affected productsPrisma Access Agent
Fixed versionsPrisma Access Agent >= 26.2.1 on Linux, >= 26.2.1 on macOS, >= 26.2.1 on Windows, Prisma Access Agent All on Android, All on ChromeOS, All on iOS
Vendor guidance

Version Minor Version Suggested Solution Prisma Access Agent on Linux 25.0 through 26.2 Upgrade to 26.2.1 or later. Prisma Access Agent on macOS 24.0 through 26.2 Upgrade to 26.2.1 or later. Prisma Access Agent on Win...

Palo Alto Networks Security AdvisoriesPAN-SA-2026-0005
InformationalCVSS 0.0

PAN-SA-2026-0005: Informational Bulletin: Precautionary Fixes for Non-Exploitable OSS CVEs in PAN-OS

The Palo Alto Networks Product Security Assurance team has evaluated the following open source software (OSS) CVEs as they relate to PAN-OS. These CVEs were determined to have no impact on PAN-OS, but they have been fixed out of an abundance of caution.

Affected productsPAN-OS
Fixed versionsPAN-OS All
Vendor guidance

The OSS CVEs are fixed in the respective PAN-OS versions.

Palo Alto Networks Security AdvisoriesPAN-SA-2026-0006
InformationalCVSS 0.0

PAN-SA-2026-0006: Informational Bulletin: Impact assessment of OSS CVEs in PAN-OS

The Palo Alto Networks Product Security Assurance team has evaluated the following open source software (OSS) CVEs as they relate to PAN-OS software. While PAN-OS software may include the affected OSS package, PAN-OS does not offer any scenarios required for an attacker to suc...

Affected productsPAN-OS
Fixed versionsPAN-OS All
Vendor guidance

The OSS CVEs are fixed in the respective PAN-OS versions.

Palo Alto Networks Security AdvisoriesCVE-2025-4619
HighCVSS 8.7

CVE-2025-4619: PAN-OS: Firewall Denial of Service (DoS) Using Specially Crafted Packets

A denial-of-service (DoS) vulnerability in Palo Alto Networks PAN-OS software enables an unauthenticated attacker to reboot a firewall by sending a specially crafted packet through the dataplane. Repeated attempts to initiate a reboot causes the firewall to enter maintenance m...

Affected productsCloud NGFW, PAN-OS, Prisma Access, PAN-OS 12.1
Fixed versionsCloud NGFW All, PAN-OS 12.1 All, PAN-OS 11.2 >= 11.2.2-h2, >= 11.2.3-h6, >= 11.2.4-h4, >= 11.2.5, PAN-OS 11.1 < 11.1.2-h9, >= 11.1.2-h18, < 11.1.3-h2, < 11.1.4-h4, >= 11.1.4-h13, >= 11.1.6-h1, >= 11.1.7
Vendor guidance

VERSION MINOR VERSION SUGGESTED SOLUTION Cloud NGFW No action needed. PAN-OS 12.1 No action needed. PAN-OS 11.2 11.2.0 through 11.2.4 Upgrade to 11.2.4-h4 or 11.2.5 or later. 11.2.0 through 11.2.3 Upgrade to 11.2.3-h6...

Palo Alto Networks Security AdvisoriesPAN-SA-2025-0012
InformationalCVSS 0.0

PAN-SA-2025-0012: Informational Bulletin: OSS CVEs Fixed in PAN-OS

The Palo Alto Networks Product Security Assurance team has evaluated the following open source software (OSS) CVEs as they relate to PAN-OS. While it was not determined that these CVEs have any significant impact on PAN-OS, they have been fixed out of an abundance of caution.

Affected productsPAN-OS
Fixed versionsPAN-OS All
Vendor guidance

The OSS CVEs are fixed in the respective PAN-OS versions.

Before you act

Start with the vendor's bulletin.

We normalize the fields that vendors publish so you can search and compare advisories in one place. We do not replace the original bulletin or turn a product-name match into proof that a system is vulnerable.

Confirm the installed product and version, read the linked vendor guidance, and test the recommended update or mitigation through your normal change process.

How we check our sources