← CVE Intelligence

CVE-2026-0264

PAN-OS: Heap-Based Buffer Overflow in DNS Proxy and DNS Server Allows Unauthenticated Remote Code Execution PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
Palo Alto Networks / Cloud NGFWunaffected All
Palo Alto Networks / PAN-OSaffected 12.1.0 before 12.1.7, 12.1.4-h5; affected 11.2.0 before 11.2.12, 11.2.10-h6, 11.2.7-h13, 11.2.4-h17; affected 11.1.0 before 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 before 10.2.18-h6, 10.2.16-h7, 10.2.13-h21, 10.2.10-h36, 10.2.7-h34
Palo Alto Networks / Prisma Accessunaffected All

CWE

CWE-122

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.

siemens-SADP

No English description supplied.