Unchecked Input for Loop Condition in Prisma SD-WAN ION - CVE-2026-0243
Published: May 15, 2026
Vulnerability identifier: #VU131550
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-0243
CWE-ID: CWE-606
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vendor: Palo Alto Networks, Inc.
Affected software:
Prisma SD-WAN ION
Prisma SD-WAN ION
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to unchecked input for loop condition. A remote attacker on the local network can pass specially crafted input to the application and perform a denial of service (DoS) attack.
How to mitigate CVE-2026-0243
Install updates from vendor's website.