Medium severity · published Oct 14, 2026
CVE-2026-0318
PAN-OS: Denial of Service (DoS) on Panorama
4.6
CVSS
0.3%
EPSS
No
On KEV
Description
A stack-based buffer overflow vulnerability in the log processing functionality of Palo Alto Networks PAN-OS® software on Panorama enables an attacker to cause a denial of service (DoS) condition. Repeated attempts to trigger this condition result in the Panorama entering maintenance mode.
Cloud NGFW, Prisma® Access, and standalone PAN-OS firewalls are not affected by this vulnerability.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 24% 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 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-0318
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-0318
security.paloaltonetworks.com
https://security.paloaltonetworks.com/CVE-2026-0318
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