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CVE-2026-0307VulnerabilityPublished 09/10/2026

CVE-2026-0307: Palo Alto Networks GlobalProtect App · Untrusted Search Path

Affects Palo Alto Networks GlobalProtect AppSource CVE Database V5

0

Not known to be exploited · CVSS 5.9 Medium.

Data as of 10/25/2026, 09:03:59 UTC

CVSS 4.0 base score
5.9Medium
How severe the flaw is on the 0–10 CVSS scale.
Exploitation

Not in CISA KEV, no exploitation reported

EPSS
0.1% chance of exploitation in 30 days – higher than 1% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:U/AU:N/R:U/V:D/RE:M/U:Amber

What to do

Affected software

ProductAffectedFixed in
Palo Alto NetworksGlobalProtect AppAffected
  • >=6.3.0 <6.3.3-h15
  • >=6.0.0 <6.0.15
Fixed in
  • 6.3.3-h15
  • 6.0.15
Palo Alto NetworksGlobalProtect AppAffected
  • >=6.3.0 <6.3.3-h15
  • >=6.2.0 <6.2.8-h14
  • >=6.0.0 <6.0.15
Fixed in
  • 6.3.3-h15
  • 6.2.8-h14
  • 6.0.15
Palo Alto NetworksGlobalProtect AppAffected–Fixed in–

CPE configurations (108)

  • cpe:2.3:a:palo_alto_networks:globalprotect_app:6.3.3:*:*:*:*:Linux:*:*
  • cpe:2.3:a:palo_alto_networks:globalprotect_app:6.3.2:*:*:*:*:Linux:*:*
  • cpe:2.3:a:palo_alto_networks:globalprotect_app:6.3.1:*:*:*:*:Linux:*:*
  • cpe:2.3:a:palo_alto_networks:globalprotect_app:6.3.0:*:*:*:*:Linux:*:*
  • cpe:2.3:a:palo_alto_networks:globalprotect_app:6.0.14:*:*:*:*:Linux:*:*
  • cpe:2.3:a:palo_alto_networks:globalprotect_app:6.0.13:*:*:*:*:Linux:*:*

AI-suggested

No explicit patch or remediation information is provided in the input data. Until a fix is available, restrict local user access and monitor for suspicious activity related to privilege escalation attempts.

Description

CVE-2026-0307 is a local privilege escalation vulnerability in the Palo Alto Networks GlobalProtect app for Windows, macOS, and Linux. It allows a local non-administrative user to escalate privileges to SYSTEM on Windows or root on macOS and Linux by exploiting an untrusted search path issue. The vulnerability does not affect the GlobalProtect app on iOS, Android, or ChromeOS. The CVSS 4.0 score is 5.9, indicating medium severity.

Impact

A local non-administrative user can escalate their privileges to administrative levels (SYSTEM/root), potentially allowing execution of arbitrary commands with full system control on affected Windows, macOS, and Linux systems. This could lead to unauthorized system modifications or compromise. The vulnerability does not impact mobile or ChromeOS versions of the app.

Weaknesses

  • CWE-426Untrusted Search Path (opens in a new tab)

    Base weaknessLikelihood of exploit: HighOWASP Top 10 A08:2025: Software or Data Integrity Failures (opens in a new tab)

    The product searches for critical resources using an externally-supplied search path that can point to resources that are not under the product's direct control.

References

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