CVE-2026-0249: GlobalProtect App: Certificate Validation Bypass Vulnerabilities (Severity: LOW)
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 attacker on the same subnet to redirect traffic to an unauthorized server and facilitate the installation of malicious software.
The GlobalProtect app on Linux, Windows, iOS and GlobalProtect UWP app are not affected.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 6.3.3-h9Fixed in 6.2.8-h10 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 6.1.14Fixed in 6.0.14 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 6.0.13 - Upgrade
Upgrade
GlobalProtect App 6.0 (Android)to a version that resolves this vulnerability.Fixed in 6.0.14 - Upgrade
Upgrade
GlobalProtect App 6.0 (Chrome OS)to a version that resolves this vulnerability.Fixed in 6.0.14 - Upgrade
Upgrade
GlobalProtect App 6.0 (macOS)to a version that resolves this vulnerability.Fixed in 6.0.13 - Upgrade
Upgrade
GlobalProtect App 6.1 (Android)to a version that resolves this vulnerability.Fixed in 6.1.14 - Upgrade
Upgrade
GlobalProtect App 6.1 (Chrome OS)to a version that resolves this vulnerability.Fixed in 6.1.14 - Upgrade
Upgrade
GlobalProtect App 6.2 (macOS)to a version that resolves this vulnerability.Fixed in 6.2.8-h10 - Upgrade
Upgrade
GlobalProtect App 6.3 (macOS)to a version that resolves this vulnerability.Fixed in 6.3.3-h9
Event History
Frequently Asked Questions
What is the severity of CVE-2026-0249?
The severity of CVE-2026-0249 is categorized as MEDIUM.
How do I fix CVE-2026-0249?
To fix CVE-2026-0249, update the Palo Alto Networks GlobalProtect App to versions 6.3.3-h9 or 6.2.8-h10 or higher.
What platforms are affected by CVE-2026-0249?
CVE-2026-0249 affects the Palo Alto Networks GlobalProtect App across various platforms including Windows and Linux.
What type of vulnerability is CVE-2026-0249?
CVE-2026-0249 is a certificate validation bypass vulnerability that can allow attackers to intercept encrypted communications.
Can CVE-2026-0249 impact my endpoint security?
Yes, CVE-2026-0249 can potentially compromise the endpoint security by enabling attackers to intercept secure communications.