---
cve: "CVE-2026-0263"
severity: "HIGH"
cvss: 7.2
epss: "37%"
vendor: "Palo Alto Networks"
kev: false
exploited: false
published: "2026-05-13 18:16:14"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-05T15:29:43+02:00"
---

# CVE-2026-0263

> 7.2 HIGH

## Beschreibung

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.

## CVSS-Vektor

```
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:N/E:U/AU:Y/R:U/V:C/RE:H/U:Red
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Hoch | good |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |

## Referenzen

- <https://security.paloaltonetworks.com/CVE-2026-0263>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-0263) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_