{"id":"CVE-2026-0280","aliases":["EUVD-2026-42681","GHSA-g5c5-368c-hr8j"],"status":"published","title":"PAN-OS: IPv6 Firewall Policy Bypass","description":"An IPv6 packet processing vulnerability in the dataplane of Palo Alto Networks PAN-OS® software enables an unauthenticated attacker to bypass firewall security policy enforcement, allowing network traffic that should be blocked to reach protected services.\n\nCloud NGFW and Panorama are not impacted by this vulnerability.","severity":{"version":"4.0","score":1.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/AU:Y/V:D/RE:M/U:Amber","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00337,"percentile":0.27405,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-131"],"published":"2026-07-09T19:05:24Z","modified":"2026-11-10T12:39:52Z","products":[{"vendor":"palo alto networks","product":"cloud ngfw"},{"vendor":"palo alto networks","product":"pan-os"},{"vendor":"palo alto networks","product":"panorama"},{"vendor":"palo alto networks","product":"prisma access"},{"vendor":"paloaltonetworks","product":"pan-os"},{"vendor":"siemens","product":"ruggedcom ape1808"}],"references":[{"url":"https://security.paloaltonetworks.com/CVE-2026-0280","tags":["vendor-advisory","Vendor Advisory"]},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-104023.html"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0280"},{"url":"https://github.com/advisories/GHSA-g5c5-368c-hr8j"}],"sources":{"cve":[{"id":"CVE-2026-0280","title":"PAN-OS: IPv6 Firewall Policy Bypass","description":"An IPv6 packet processing vulnerability in the dataplane of Palo Alto Networks PAN-OS® software enables an unauthenticated attacker to bypass firewall security policy enforcement, allowing network traffic that should be blocked to reach protected services.\n\nCloud NGFW and Panorama are not impacted by this vulnerability.","status":"published","published":"2026-07-09T19:05:24.367Z","modified":"2026-11-10T12:39:52.454Z","cvss":[{"version":"4.0","score":1.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/AU:Y/V:D/RE:M/U:Amber","level":"low","assessor":"cna"}],"cwes":["CWE-131"],"updated_at":"2026-11-10T13:38:44.039016Z"}],"euvd":[{"id":"EUVD-2026-42681","description":"An IPv6 packet processing vulnerability in the dataplane of Palo Alto Networks PAN-OS® software enables an unauthenticated attacker to bypass firewall security policy enforcement, allowing network traffic that should be blocked to reach protected services.\n\nCloud NGFW and Panorama are not impacted by this vulnerability.","status":"published","published":"2026-07-09T19:05:24Z","modified":"2026-11-10T12:39:52Z","cvss":[{"version":"4.0","score":1.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/AU:Y/V:D/RE:M/U:Amber","level":"low"}],"updated_at":"2026-11-10T14:21:11.690542Z"}],"ghsa":[{"id":"GHSA-g5c5-368c-hr8j","title":"An IPv6 packet processing vulnerability in the dataplane of Palo Alto Networks PAN-OS® software...","description":"An IPv6 packet processing vulnerability in the dataplane of Palo Alto Networks PAN-OS® software enables an unauthenticated attacker to bypass firewall security policy enforcement, allowing network traffic that should be blocked to reach protected services.\n\nCloud NGFW and Panorama are not impacted by this vulnerability.","status":"published","published":"2026-07-09T21:31:20Z","modified":"2026-08-11T15:33:02Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N","level":"high"},{"version":"4.0","score":1.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:X/V:D/RE:M/U:Amber","level":"low"}],"cwes":["CWE-131"],"updated_at":"2026-11-02T15:10:17.573081Z"}],"nvd":[{"id":"CVE-2026-0280","description":"An IPv6 packet processing vulnerability in the dataplane of Palo Alto Networks PAN-OS® software enables an unauthenticated attacker to bypass firewall security policy enforcement, allowing network traffic that should be blocked to reach protected services.\n\nCloud NGFW and Panorama are not impacted by this vulnerability.","status":"published","published":"2026-07-09T19:16:59.28Z","modified":"2026-08-11T13:17:49.863Z","cvss":[{"version":"4.0","score":1.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:X/V:D/RE:M/U:Amber","level":"low","assessor":"secondary"},{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N","level":"high","assessor":"primary"}],"cwes":["CWE-131"],"updated_at":"2026-11-02T14:12:28.4135Z"}]}}