CVE-2026-0249 GlobalProtect App: Certificate Validation Bypass Vulnerabilities (Severity: MEDIUM)

mediumCVE-2026-0249

CSIRTS triage

product: GlobalProtect App Authentication bypass

What: Certificate validation bypass vulnerabilities exist in the GlobalProtect App.
Who is affected: Users of the GlobalProtect App.
Urgency: Remediation is important due to the potential for unauthorized access.
Action: Update the GlobalProtect App to the latest version.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: Palo Alto Networks Security Advisories (INTL · vendor-psirt · site)
Severity: medium
Published: 2026-06-13
Exploitation: Not in CISA KEV at last sync

Original advisory: https://security.paloaltonetworks.com/CVE-2026-0249

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-02490.11% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-0249	coverage & exploitation status	NVD · CVE.org

Recent advisories for GlobalProtect App

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

mediumCVE-2026-0250 GlobalProtect App: Buffer Overflow Vulnerability during connection to Portal or Gateway (Severit…paloalto · 2026-06-13
mediumCVE-2026-0267 GlobalProtect App: Information Exposure Vulnerability on macOS (Severity: MEDIUM)paloalto · 2026-06-10
mediumCVE-2026-0251 GlobalProtect App: Local Privilege Escalation Vulnerabilities (Severity: MEDIUM)paloalto · 2026-06-02