Memory Corruption Vulnerability in Palo Alto Networks PAN-OS® Software
CVE-2026-0269

4.6MEDIUM

Key Information:

Vendor

Palo Alto Networks
Status
Cloud Ngfw
Pan-os
Panorama
Prisma Access
Vendor
CVE Published:
10 June 2026

Badges

👾 Exploit Exists

What is CVE-2026-0269?

An authenticated user can exploit a memory corruption vulnerability in Palo Alto Networks PAN-OS® software leading to unauthorized system reboots. By sending specially crafted packets, an attacker can repeatedly induce reboots, which may push the firewall into maintenance mode. This vulnerability affects specific versions of PAN-OS®, emphasizing the need for timely updates and robust security practices to mitigate risks.

Affected Version(s)

PAN-OS 12.1.0 < 12.1.5

PAN-OS 11.2.0 < 11.2.10

PAN-OS 11.1.0 < 11.1.6-h21

References

https://security.paloaltonetworks.com/CVE-2026-0269
vendor-advisory

CVSS V4

Score:
4.6
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

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