CVE-2026-0263
PAN-OS: Remote Code Execution (RCE) in IKEv2 Processing
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
A buffer overflow vulnerability in the IKEv2 processing of Palo Alto Networks PAN-OS® software allows an unauthenticated network-based attacker to execute arbitrary code with elevated privileges on the firewall, or cause a denial of service (DoS) condition. Panorama, Cloud NGFW, and Prisma® Access are not impacted by these vulnerabilities.
| CWE | CWE-787 |
| Vendor | palo alto networks |
| Product | cloud ngfw |
| Published | May 13, 2026 |
| Last Updated | May 13, 2026 |
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Affected Versions
Palo Alto Networks / Cloud NGFW
All versions affected Palo Alto Networks / PAN-OS
12.1.0 < 12.1.7, 12.1.4-h5 11.2.0 < 11.2.12, 11.2.10-h6, 11.2.7-h13, 11.2.4-h17 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
Palo Alto Networks / Prisma Access
All versions affected References
Credits
our internal security research teams