How severe is CVE-2026-0269?

CVE-2026-0269 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2026-0269 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-0269?

CVE-2026-0269 primarily affects Paloaltonetworks Pan-os. In total, 124 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-0269?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-0269 have an EU (EUVD) identifier?

Yes. CVE-2026-0269 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36145.

When was CVE-2026-0269 published?

CVE-2026-0269 was published on 2026-06-10 and last updated on 2026-07-23.

CVE-2026-0269

CVE-2026-0269 is a medium-severity vulnerability in Paloaltonetworks Pan-os with a CVSS 3.x base score of 5.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-754.

Key facts

Severity: Medium (CVSS 3.x base score 5.7)
CVSS v4: 4.6
EPSS exploit prediction: 0% (12th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-36145
Weakness: CWE-754
Affected product: Paloaltonetworks Pan-os
Published: 2026-06-10
Last modified: 2026-07-23

Description

A memory corruption vulnerability in the processing of tunnel traffic in Palo Alto Networks PAN-OS® software allows an authenticated user to initiate system reboots using a maliciously crafted packet. Repeated attempts to initiate a reboot causes the firewall to enter maintenance mode. Panorama, Cloud NGFW, and Prisma® Access are not impacted by this vulnerability.

Frequently asked questions

What is CVE-2026-0269?: A memory corruption vulnerability in the processing of tunnel traffic in Palo Alto Networks PAN-OS® software allows an authenticated user to initiate system reboots using a maliciously crafted packet. Repeated attempts to initiate a reboot causes the firewall to enter maintenance mode. Panorama, Cloud NGFW, and Prisma® Access are not impacted by this vulnerability.
How severe is CVE-2026-0269?: CVE-2026-0269 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2026-0269 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-0269?: CVE-2026-0269 primarily affects Paloaltonetworks Pan-os. In total, 124 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-0269?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-0269 have an EU (EUVD) identifier?: Yes. CVE-2026-0269 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36145.
When was CVE-2026-0269 published?: CVE-2026-0269 was published on 2026-06-10 and last updated on 2026-07-23.

References

Affected products (124)

cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:-:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h1:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h10:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h11:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h12:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h13:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h14:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h15:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h16:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h17:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h18:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h19:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h2:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h20:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h21:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h22:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h23:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h24:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h3:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h32:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h34:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h35:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h4:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h5:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h6:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h7:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h8:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.7:h9:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.10:-:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.10:h1:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.10:h10:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.10:h11:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.10:h12:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.10:h13:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.10:h14:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.10:h17:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.10:h18:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.10:h2:*:*:*:*:*:*
cpe:2.3:o:paloaltonetworks:pan-os:10.2.10:h21:*:*:*:*:*:*

More vulnerabilities in Paloaltonetworks Pan-os

CVE-2024-3400 — Critical (CVSS 10.0): A command injection as a result of arbitrary file creation vulnerability in the GlobalProtect feature of Palo Alto…
CVE-2020-2021 — Critical (CVSS 10.0): When Security Assertion Markup Language (SAML) authentication is enabled and the 'Validate Identity Provider…
CVE-2019-17440 — Critical (CVSS 10.0): Improper restriction of communications to Log Forwarding Card (LFC) on PA-7000 Series devices with second-generation…
CVE-2012-6603 — Critical (CVSS 10.0): The web management UI in Palo Alto Networks PAN-OS before 3.1.12, 4.0.x before 4.0.10, and 4.1.x before 4.1.4 allows…
CVE-2012-6601 — Critical (CVSS 10.0): The device-management command-line interface in Palo Alto Networks PAN-OS before 3.1.12, 4.0.x before 4.0.10, and 4.1.x…
CVE-2012-6593 — Critical (CVSS 10.0): Palo Alto Networks PAN-OS before 3.1.10 and 4.0.x before 4.0.4 allows remote attackers to execute arbitrary commands…

All CVEs affecting Paloaltonetworks Pan-os →

Other CWE-754 (Improper Check for Unusual or Exceptional Conditions) vulnerabilities

CVE-2026-24054 — Critical (CVSS 10.0): Kata Containers is an open source project focusing on a standard implementation of lightweight Virtual Machines (VMs)…
CVE-2021-0211 — Critical (CVSS 10.0): An improper check for unusual or exceptional conditions in Juniper Networks Junos OS and Junos OS Evolved Routing…
CVE-2026-8091 — Critical (CVSS 9.8): Incorrect boundary conditions in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150,…
CVE-2025-39682 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: tls: fix handling of zero-length records on the…
CVE-2025-38566 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: sunrpc: fix handling of server side tls…
CVE-2024-52316 — Critical (CVSS 9.8): Unchecked Error Condition vulnerability in Apache Tomcat. If Tomcat is configured to use a custom Jakarta…

Browse all CWE-754 (Improper Check for Unusual or Exceptional Conditions) vulnerabilities →