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Servers and applications

CVE-2026-0331

PAN-OS: Sensitive Information Disclosure Vulnerability

Severity
Medium 6.6
Published
11 Nov 2026
Last changed
11 Nov 2026
Added to UpHeron
11 Nov 2026
Fixed in
10.2.18-h14, 11.1.16-h5, 11.2.16-h2, 12.1.10-h4, 12.2.4-h2
Weakness
Information exposure (CWE-200)
Attack
Over the network · No login needed · No user action needed
Attacker can
Read data
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/AU:N/R:U/V:D/RE:M/U:Amber
Sources
CVE Program

Description

An information disclosure vulnerability in Palo Alto Networks PAN-OS® software enables an unauthenticated remote attacker with network access to obtain sensitive firewall and session information by sending traffic to or through a dataplane interface.

Panorama is not affected by this vulnerability.

From the CVE Program.

Affected software

SoftwareAffected versions
Palo Alto Networks PAN-OSServers and applications · cna:palo alto networks|pan-os
  • From 10.2.0 before 10.2.18-h14
  • From 11.1.0 before 11.1.16-h5
  • From 11.2.0 before 11.2.16-h2
  • From 12.1.0 before 12.1.10-h4
  • From 12.2.0 before 12.2.4-h2

References

  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-0331