How severe is CVE-2019-17435?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Palo Alto Networks Globalprotect Agent For Windows

CVE-2019-17435

A Local Privilege Escalation vulnerability exists in the GlobalProtect Agent for Windows 5.0.3 and earlier, and GlobalProtect Agent for Windows 4.1.12 and earlier, in which the auto-update feature can allow for modification of a GlobalProtect Agent MSI installer package on disk before installation.

Published 2019-10-16 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.003 (20.0th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 20.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Palo Alto Networks Globalprotect Agent For Windows — versions 5.0.3 and earlier, 4.1.12 and earlier
Paloaltonetworks Globalprotect

References

security.paloaltonetworks.com/CVE-2019-17435 (Vendor Advisory)

Frequently asked questions

What is CVE-2019-17435?: CVE-2019-17435 is a medium-severity vulnerability in Palo Alto Networks Globalprotect Agent For Windows. CVSS score: 5.5/10. Published 2019-10-16.
How severe is CVE-2019-17435?: Medium severity. CVSS v3 base score is 5.5 out of 10.