CVE-2026-0249

What it is

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.

At a glance

Exploitability

Can be exploited from the same network segment without logging in. High risk of data exposure, data tampering.

Exploit odds

0.1% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2026-05-13 19:16 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-10-26 14:10 UTC Last updatedMost recent change to the record

Details

Published

2026-05-13 19:16 UTC

Last modified

2026-10-26 14:10 UTC

Exploit probability

0.1% · EPSS, next 30 days

Weakness

CWE-295 · Improper certificate validation

Record status

Analyzed

Affected

• Paloaltonetworks Globalprotect < 6.0.13
• Paloaltonetworks Globalprotect < 6.0.14
• Paloaltonetworks Globalprotect < 6.1.14
• Paloaltonetworks Globalprotect < 6.2.8
• Paloaltonetworks Globalprotect < 6.3.3
• Paloaltonetworks Globalprotect 6.2.8
• Paloaltonetworks Globalprotect 6.3.3

Attack profile CVSS 4.0 · 4.9

Attack vector

Adjacent network

Complexity

Low

Attack requirements

Present

Privileges needed

None

User interaction

None

Confidentiality

High

Integrity

High

Availability

None