CVE-2026-0326

UNKNOWN 0.0

PAN-OS: Buffer Overflow Vulnerability in Protocol and Service Processing

CVSS Score

0.0

EPSS Score

0.0%

EPSS Percentile

0th

A buffer overflow vulnerability in Palo Alto Networks PAN-OS software enables an unauthenticated attacker to disrupt service processing by causing a service process crash or memory corruption. Panorama and Prisma® Access are not affected by this vulnerability.

CWE	CWE-787
Vendor	palo alto networks
Product	cloud ngfw
Published	Nov 11, 2026

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Affected Versions

Palo Alto Networks / Cloud NGFW

All

Palo Alto Networks / PAN-OS

12.2.0 < 12.2.4-h2 12.1.0 < 12.1.10-h4 11.2.0 < 11.2.16-h2 11.1.0 < 11.1.16-h5

Palo Alto Networks / Prisma Access

All versions affected

References

NVD ↗ CVE.org ↗ EPSS Data ↗

security.paloaltonetworks.com: https://security.paloaltonetworks.com/CVE-2026-0326

Credits

OpenAI Rotem Bar (internal reporter) Ben Nott (internal reporter)