CVE-2019-1579 — Palo Alto Networks PAN-OS Remote Code Execution Vulnerability

In brief

Severity · CVSS: High8.1CVSS 3.1, High
EPSS: 46%
CISA KEV: Known exploited, listed since 10 Jan 2022
CERT-FR: No advisory or alert referenced in the catalog
Vendor: Palo Alto Networks
Published · Modified: 19 Jul 2019 · 12 Aug 2026
Last verified: 1 Oct 2026 at 09:30 UTC

Summary

Remote Code Execution in PAN-OS 7.1.18 and earlier, PAN-OS 8.0.11-h1 and earlier, and PAN-OS 8.1.2 and earlier with GlobalProtect Portal or GlobalProtect Gateway Interface enabled may allow an unauthenticated remote attacker to execute arbitrary code.

Weakness: CWE-134

Title, description and the vendor's statements are quoted from the CVE record; a vendor's advisory is summarised in Patcharo's words, with a link.

Affected and fixed versions

Per product and release branch, as the vendor's CVE record and official advisory state them. A fixed release is shown only when a document names it: the vendor's, or CERT-FR's for Check Point, with its source.

No precise fixed release is published in the sources Patcharo follows.

Palo Alto Networks GlobalProtect Portal/Gateway Interface

Source: CVE-2019-1579

—
Affected versionsPAN-OS 7.1.18 and earlier, PAN-OS 8.0.11 and earlier, and PAN-OS 8.1.2 and earlier releases
First fixed releaseNot published in the sources followed

No precise fixed release is published for this product in the sources Patcharo follows.

Remediation

Vendor guidance

CISA KEV required action

Apply updates per vendor instructions.

CISA due date: 10 Jul 2022

SourceCISA KEV

Vendor advisory

The vendor has published an advisory for this CVE: check it for fixed releases and mitigations.

Sourcehttps://security.paloaltonetworks.com/CVE-2019-1579

Last verified 1 Oct 2026 at 09:30 UTC

Known exploitation

Added to CISA KEV on 10 Jan 2022

Federal remediation due date: 10 Jul 2022

Known use in ransomware campaigns

The CISA required action is shown under Remediation.

46% probability of exploitation in the next 30 days (percentile 99%).

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CERT-FR

No CERT-FR advisory or alert of the last two years references this CVE, for the vendors Patcharo covers.

Timeline

19 Jul 2019Published by the source
10 Jan 2022Added to CISA KEV
10 Jul 2022CISA remediation due date
12 Aug 2026Source record last modified
29 Sept 2026EPSS score computed
1 Oct 2026Last verified by Patcharo

Official sources

Palo Alto Networks (CVE record)retrieved 1 Oct 2026 at 09:30 UTC
CISA Known Exploited Vulnerabilitiesretrieved 1 Oct 2026 at 09:28 UTC
NVDretrieved 27 Sept 2026 at 23:44 UTC
FIRST EPSSretrieved 30 Sept 2026 at 00:17 UTC

Vendor advisory

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2019-0010

References

Palo Alto Networks · CISA Known Exploited Vulnerabilities · NVD · FIRST EPSS

How Patcharo reads this

Affected and fixed releases come from the vendor's structured statements and are matched against exact versions; CVSS from NVD, exploitation from CISA KEV and the vendor's own advisory, probability from FIRST EPSS. Missing data stays Unknown and never becomes Not affected.

Read the methodology Read the guide: PAN-OS versions explained: release lines, maintenance releases and the -h1, -h2, -h3 suffixes