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CVE-2026-0249

GlobalProtect App: Certificate Validation Bypass Vulnerabilities

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 6.3.3-h9 (6.3.3-999), 6.2.8-h10 (6.2.8-948), 6.1.13, 6.0.14, 6.0.13
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

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.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • Palo Alto Networks GlobalProtect App

    From 6.3.0 · fixed in 6.3.3-h9 (6.3.3-999); From 6.2.0 · fixed in 6.2.8-h10 (6.2.8-948)

  • Palo Alto Networks GlobalProtect App

    From 6.1.0 · fixed in 6.1.13; From 6.0.0 · fixed in 6.0.14

  • Palo Alto Networks GlobalProtect App

    From 6.0.0 · fixed in 6.0.13

  • Palo Alto Networks GlobalProtect App

    Version range not reported

References 1

security.paloaltonetworks.com