Denial of Service Vulnerabilities in Palo Alto Networks PAN-OS Software
CVE-2026-0262

6.6MEDIUM

Key Information:

Vendor

Palo Alto Networks
Status
Cloud Ngfw
Pan-os
Prisma Access
Vendor
CVE Published:
13 May 2026

Badges

👾 Exploit Exists

What is CVE-2026-0262?

Palo Alto Networks PAN-OS software has multiple vulnerabilities that can be exploited by an unauthenticated attacker with network access. By sending specially crafted network traffic, the attacker can trigger a denial of service condition, impacting the availability of the affected system. Notably, Panorama and Cloud NGFW are not affected by these vulnerabilities, making them safer alternatives. Organizations using PAN-OS are urged to assess their configurations and implement necessary security measures.

Affected Version(s)

PAN-OS 12.1.0 < 12.1.7, 12.1.4-h5

PAN-OS 11.2.0 < 11.2.12, 11.2.10-h6, 11.2.7-h13, 11.2.4-h17

PAN-OS 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

References

https://security.paloaltonetworks.com/CVE-2026-0262
vendor-advisory

CVSS V4

Score:
6.6
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Palo Alto Networks thanks our internal security research teams for discovering and reporting this issue.
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