CVE-2026-0243

MEDIUM

Prisma SD-WAN: Denial of Service (DoS) Vulnerability Through IPv6 Crafted Packet

Title source: CVE List
STIX 2.1 vulnerability

Record summary

CVE-2026-0243 has a selected CVSS score of 4.9 (medium).

Description

A denial of service (DoS) vulnerability in Palo Alto Networks Prisma SD-WAN ION devices enables an unauthenticated attacker in a network adjacent to a Prisma SD-WAN ION device to cause a system disruption by sending a specially crafted IPv6 packet.

Description source: CVE List

Exploitation context

CISA SSVC decision

ExploitationNone
AutomatableNo
Technical impactPartial

CISA Coordinator · SSVC 2.0.3 · Evaluated May 14, 2026 · Source: CVE List

Affected products and versions

1
ProductSourceVersion range

Prisma SD-WAN ION

Browse Palo Alto Networks / Prisma SD-WAN ION

Default status: unaffected

CVE List6.5.0 to < 25.3.3affected
6.4.0 to < 25.1.8affected
6.3.0 to < 24.3.6affected
6.1.0unaffected
5.6.0unaffected

References

2