{"id":"CVE-2026-0269","aliases":["EUVD-2026-36145","GHSA-v62p-f565-pfxr"],"status":"published","title":"PAN-OS: Denial of Service (DoS) in Tunnel Traffic Processing","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.\n\n\n\nPanorama, Cloud NGFW, and Prisma® Access are not impacted by this vulnerability.","severity":{"version":"4.0","score":4.6,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/AU:N/R:A/V:D/RE:M/U:Amber","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00224,"percentile":0.13098,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-754"],"published":"2026-06-10T20:54:29Z","modified":"2026-10-15T01:11:35Z","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-2026-0269","tags":["vendor-advisory","Vendor Advisory"]},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-967325.html"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0269"},{"url":"https://github.com/advisories/GHSA-v62p-f565-pfxr"}],"sources":{"cve":[{"id":"CVE-2026-0269","title":"PAN-OS: Denial of Service (DoS) in Tunnel Traffic Processing","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.\n\n\n\nPanorama, Cloud NGFW, and Prisma® Access are not impacted by this vulnerability.","status":"published","published":"2026-06-10T20:54:29.102Z","modified":"2026-10-15T01:11:35.986Z","cvss":[{"version":"4.0","score":4.6,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/AU:N/R:A/V:D/RE:M/U:Amber","level":"medium","assessor":"cna"}],"cwes":["CWE-754"],"updated_at":"2026-11-02T14:20:13.587351Z"}],"euvd":[{"id":"EUVD-2026-36145","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.\n\n\n\nPanorama, Cloud NGFW, and Prisma® Access are not impacted by this vulnerability.","status":"published","published":"2026-06-10T20:54:29Z","modified":"2026-10-15T01:11:35Z","cvss":[{"version":"4.0","score":4.6,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/AU:N/R:A/V:D/RE:M/U:Amber","level":"medium"}],"updated_at":"2026-11-02T17:27:06.951216Z"}],"ghsa":[{"id":"GHSA-v62p-f565-pfxr","title":"A memory corruption vulnerability in the processing of tunnel traffic in Palo Alto Networks PAN...","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.\n\n\n\nPanorama, Cloud NGFW, and Prisma® Access are not impacted by this vulnerability.","status":"published","published":"2026-06-11T00:32:04Z","modified":"2026-07-14T15:32:00Z","cvss":[{"version":"4.0","score":4.6,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/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:N/R:A/V:D/RE:M/U:Amber","level":"medium"},{"version":"3.1","score":5.7,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-754"],"updated_at":"2026-11-02T15:09:27.031Z"}],"nvd":[{"id":"CVE-2026-0269","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.\n\n\n\nPanorama, Cloud NGFW, and Prisma® Access are not impacted by this vulnerability.","status":"published","published":"2026-06-10T22:16:53.573Z","modified":"2026-07-23T09:10:00.113Z","cvss":[{"version":"4.0","score":4.6,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/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:N/R:A/V:D/RE:M/U:Amber","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.7,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-754"],"updated_at":"2026-11-02T14:12:23.485267Z"}]}}