Vulnerability in Palo Alto Networks Prisma Sd-wan Ion

CVE-2026-0243

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 IPv…

EPSS: 0.002 (6.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-0243?
CVE-2026-0243 is a medium-severity vulnerability in Palo Alto Networks Prisma Sd-wan Ion, classified under CWE-606. CVSS score: 6.5/10. Published 2026-05-13.
How severe is CVE-2026-0243?
Medium severity. CVSS v3 base score is 6.5 out of 10.