{"id":"CVE-2026-0331","title":"PAN-OS: Sensitive Information Disclosure Vulnerability","summary":"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 datapl…","severity":"medium","cvss":6.6,"cvssVector":"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","cvssSource":"cna","cwe":["CWE-200"],"vendor":"Palo Alto Networks","product":"Cloud NGFW","affected":["cloud_ngfw All","PAN-OS >= 12.2.0 < 12.2.4-h2","PAN-OS >= 12.1.0 < 12.1.10-h4","PAN-OS >= 11.2.0 < 11.2.16-h2","PAN-OS >= 11.1.0 < 11.1.16-h5","PAN-OS >= 10.2.0 < 10.2.18-h14","prisma_access >= 12.1.0 < 12.1.10-h4","prisma_access >= 11.2.0 < 11.2.7-h24","prisma_access >= 10.2.0 < 10.2.10-h43"],"published":"2026-11-11","updated":"2026-11-11","sourceUpdated":"2026-11-11T19:35:31.346Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-0331","references":[{"url":"https://security.paloaltonetworks.com/CVE-2026-0331"}],"tags":["cve.org"],"ingestedAt":"2026-11-11T20:20:43.503Z","epss":0.00565,"epssPercentile":0.47431,"slug":"CVE-2026-0331","body":"## Overview\n\nAn 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.\n\n\n\nPanorama is not affected by this vulnerability.\n\n## Affected\n\n- `cloud_ngfw All`\n- `PAN-OS >= 12.2.0 < 12.2.4-h2`\n- `PAN-OS >= 12.1.0 < 12.1.10-h4`\n- `PAN-OS >= 11.2.0 < 11.2.16-h2`\n- `PAN-OS >= 11.1.0 < 11.1.16-h5`\n- `PAN-OS >= 10.2.0 < 10.2.18-h14`\n- `prisma_access >= 12.1.0 < 12.1.10-h4`\n- `prisma_access >= 11.2.0 < 11.2.7-h24`\n- `prisma_access >= 10.2.0 < 10.2.10-h43`\n\n## Remediation\n\nVERSION              MINOR VERSION                SUGGESTED SOLUTION\nCloud NGFW                                        Customers who prefer to upgrade can work with Palo Alto\n                                                  Networks support to schedule an on-demand software upgrade.\nPAN-OS 12.2          12.2.0 through 12.2.4-h*     Upgrade to 12.2.4-h2 or later.\nPAN-OS 12.1          12.1.8 through 12.1.10-h*    Upgrade to 12.1.10-h4 or later.\n                     12.1.5 through 12.1.7-h*     Upgrade to 12.1.7-h12 or later.\n                     12.1.2 through 12.1.4-h*     Upgrade to 12.1.4-h14 or later. \nPAN-OS 11.2          11.2.15 through 11.2.16-h*   Upgrade to 11.2.16-h2 or later.\n                     11.2.11 through 11.2.13-h*   Upgrade to 11.2.13-h5 or 11.2.16-h2 or later.\n                     11.2.8 through 11.2.10-h*    Upgrade to 11.2.10-h18 or 11.2.16-h2 or later.\n                     11.2.5 through 11.2.7-h*     Upgrade to 11.2.7-h24 or 11.2.16-h2 or later.\n                     11.2.0 through 11.2.4-h*     Upgrade to 11.2.4-h24 or 11.2.16-h2 or later.\nPAN-OS 11.1          11.1.14 through 11.1.16-h*   Upgrade to 11.1.16-h5 or later.\n                     11.1.11 through 11.1.13-h*   Upgrade to 11.1.13-h17 or 11.1.16-h5 or later.\n                     11.1.8 through 11.1.10-h*    Upgrade to 11.1.10-h37 or 11.1.16-h5 or later.\n                     11.1.7 through 11.1.7-h*     Upgrade to 11.1.7-h13 or 11.1.16-h5 or later.\n                     11.1.5 through 11.1.6-h*     Upgrade to 11.1.6-h41 or 11.1.16-h5 or later.\n                     11.1.0 through 11.1.4-h*     Upgrade to 11.1.4-h39 or 11.1.16-h5 or later.\nPAN-OS 10.2          10.2.17 through 10.2.18-h*   Upgrade to 10.2.18-h14 or later.\n                     10.2.14 through 10.2.16-h*   Upgrade to 10.2.16-h13 or 10.2.18-h14 or later.\n                     10.2.11 through 10.2.13-h*   Upgrade to 10.2.13-h28 or 10.2.18-h14 or later.\n                     10.2.8 through 10.2.10-h*    Upgrade to 10.2.10-h43 or 10.2.18-h14 or later.\n                     10.2.0 through 10.2.7-h*     Upgrade to 10.2.7-h40 or 10.2.18-h14 or later.\nAll older                                         Upgrade to a supported fixed version.\nunsupported\nPAN-OS versions\nPrisma Access 12.1   12.1.2 through 12.1.10-h*    Upgrade to 12.1.10-h4 or later.\nPrisma Access 11.2   11.2.0 through 11.2.7-h*     Upgrade to 11.2.7-h24 or later.\nPrisma Access 10.2   10.2.0 through 10.2.10-h*    Upgrade to 10.2.10-h43 or later.\n\n\n* See the note under Product Status for information regarding Prisma Access upgrades.\n\n### Workarounds\n\nNo known workarounds exist for this issue.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":36.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}