Medium severity · published Oct 14, 2026
CVE-2026-0319
PAN-OS: Improper Input Handling Vulnerability
4.9
CVSS
0.3%
EPSS
No
On KEV
Description
An improper input handling vulnerability in the GlobalProtect™ gateway of Palo Alto Networks PAN-OS software enables an authenticated user to establish a GlobalProtect session using the identity of another user.
Cloud NGFW and Panorama are not affected by this vulnerability.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 20% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PA
PAN-OS · Palo Alto Networks
12.2.0 before 12.2.4; 12.1.0 before 12.1.10-h2; 11.2.0 before 11.2.16; 11.1.0 before 11.1.16-h3; 10.2.0 before 10.2.18-h12 · source: vendor
PA
Prisma Access · Palo Alto Networks
12.1.0 before 12.1.7-h8; 11.2.0 before 11.2.7-h21; 10.2.0 before 10.2.10-h41 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-0319
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-0319
security.paloaltonetworks.com
https://security.paloaltonetworks.com/CVE-2026-0319
More from PAN-OS
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CVE-2024-3400
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CVE-2020-2021
PAN-OS: Authentication Bypass in SAML Authentication
9.8
CVE-2026-109618
RCE via OOM corruption
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CVE-2026-0300
PAN-OS: Unauthenticated user initiated Buffer Overflow Vulnerability in User-ID™ Authentication Portal
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CVE-2024-0012
PAN-OS: Authentication Bypass in the Management Web Interface (PAN-SA-2024-0015)