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CVE-2026-0264

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CVE-2026-0264

Published: May 13, 2026

Modified: May 14, 2026

PUBLISHED

Description

A buffer overflow vulnerability in the DNS proxy and DNS Server features of Palo Alto Networks PAN-OS® Software allows an unauthenticated attacker with network access to cause a denial of service (DoS) condition (all PAN-OS platforms except Cloud NGFW and Prisma Access) or potentially execute arbitrary code by sending specially crafted network traffic (PA-Series hardware only). Panorama, Cloud NGFW, and Prisma® Access are not impacted by this vulnerability.

VendorProductVersions

Palo Alto Networks

Cloud NGFW

unaffected
All

Palo Alto Networks

PAN-OS

affected
12.1.0 - < 12.1.7, 12.1.4-h5
affected
11.2.0 - < 11.2.12, 11.2.10-h6, 11.2.7-h13, 11.2.4-h17
affected
11.1.0 - < 11.1.15, 11.1.13-h5, 11.1.10-h25, 11.1.7-h6, 11.1.6-h32, 11.1.4-h33
affected
10.2.0 - < 10.2.18-h6, 10.2.16-h7, 10.2.13-h21, 10.2.10-h36, 10.2.7-h34

Palo Alto Networks

Prisma Access

unaffected
All

Weaknesses (CWE)

CWE-122

References

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