How severe is CVE-2026-0298?

CVE-2026-0298 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-0298 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-0298?

CVE-2026-0298 primarily affects Paloaltonetworks Globalprotect. In total, 25 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-0298?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2026-0298 published?

CVE-2026-0298 was published on 2026-08-13 and last updated on 2026-09-10.

CVE-2026-0298

CVE-2026-0298 is a high-severity vulnerability in Paloaltonetworks Globalprotect with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-94.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v4: 5.2
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Paloaltonetworks Globalprotect
Published: 2026-08-13
Last modified: 2026-09-10

Description

An improper input validation vulnerability exists in the Windows Pre-Logon Access Provider (PLAP) component of the Palo Alto Networks GlobalProtect™ app on Windows devices which enables a man-in-the-middle (MitM) attacker to execute arbitrary code with SYSTEM privileges on an affected client. The GlobalProtect app on Linux, macOS, iOS, Android, and Chrome OS is not affected.

Frequently asked questions

What is CVE-2026-0298?: An improper input validation vulnerability exists in the Windows Pre-Logon Access Provider (PLAP) component of the Palo Alto Networks GlobalProtect™ app on Windows devices which enables a man-in-the-middle (MitM) attacker to execute arbitrary code with SYSTEM privileges on an affected client. The GlobalProtect app on Linux, macOS, iOS, Android, and Chrome OS is not affected.
How severe is CVE-2026-0298?: CVE-2026-0298 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-0298 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-0298?: CVE-2026-0298 primarily affects Paloaltonetworks Globalprotect. In total, 25 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-0298?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2026-0298 published?: CVE-2026-0298 was published on 2026-08-13 and last updated on 2026-09-10.

References

https://security.paloaltonetworks.com/CVE-2026-0298

Affected products (25)

cpe:2.3:a:paloaltonetworks:globalprotect:*:*:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.0.15:*:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:-:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h10:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h11:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h12:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h2:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h3:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h4:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h5:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h6:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h7:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h8:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.2.8:h9:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.3.3:-:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.3.3:h1:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.3.3:h11:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.3.3:h12:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.3.3:h2:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.3.3:h3:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.3.3:h4:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.3.3:h6:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.3.3:h7:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.3.3:h8:*:*:*:windows:*:*
cpe:2.3:a:paloaltonetworks:globalprotect:6.3.3:h9:*:*:*:windows:*:*

More vulnerabilities in Paloaltonetworks Globalprotect

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CVE-2026-0297 — High (CVSS 8.1): A buffer overflow vulnerability exists in the Palo Alto Networks GlobalProtect™ app that enables a man-in-the-middle…
CVE-2026-0250 — High (CVSS 8.1): A buffer overflow vulnerability exists in the Palo Alto Networks GlobalProtect™ app that enables a man in the middle…
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