{"document":{"category":"csaf_vex","csaf_version":"2.1","notes":[{"category":"summary","text":"Palo Alto Networks PSIRT provided VEX document. This document is autogenerated.","title":"PAN-OS: GlobalProtect Authentication Bypass Vulnerabilities"}],"publisher":{"category":"vendor","name":"Palo Alto Networks","namespace":"https://security.paloaltonetworks.com"},"title":"Palo Alto Networks PSIRT provided VEX document: CVE-2026-0257","distribution":{"text":"Copyright © 2024 Palo Alto Networks. All rights reserved.","tlp":{"label":"CLEAR","url":"https://www.first.org/tlp/"}},"tracking":{"current_release_date":"2026-05-13T21:55:47.714Z","generator":{"date":"2026-05-13T21:55:47.714Z","engine":{"name":"Vulnogram","version":"0.1.0-dev"}},"id":"CVE-2026-0257","initial_release_date":"2026-05-13T16:00:00.000Z","revision_history":[{"number":"1","date":"2026-05-13T09:00:00.000Z","summary":"Initial publication."}],"status":"final","version":"1"}},"product_tree":{"branches":[{"name":"Palo Alto Networks","category":"vendor","branches":[{"name":"Cloud NGFW","category":"product_name","branches":[{"category":"product_version","name":"Cloud NGFW All","product":{"name":"Palo Alto Networks Cloud NGFW","product_id":"PANW-Cloud-NGFW-1"}}]},{"name":"PAN-OS","category":"product_name","branches":[{"category":"product_version_range","name":"vers:generic/PAN-OS>=12.1.0","product":{"name":"Palo Alto Networks PAN-OS","product_id":"PANW-PAN-OS-724"}},{"category":"product_version_range","name":"vers:generic/PAN-OS>=12.1.7","product":{"name":"Palo Alto Networks PAN-OS","product_id":"PANW-PAN-OS-809"}},{"category":"product_version_range","name":"vers:generic/PAN-OS>=12.1.4-h6","product":{"name":"Palo Alto Networks PAN-OS","product_id":"PANW-PAN-OS-832"}},{"category":"product_version_range","name":"vers:generic/PAN-OS>=11.2.0","product":{"name":"Palo Alto Networks PAN-OS","product_id":"PANW-PAN-OS-119"}},{"category":"product_version_range","name":"vers:generic/PAN-OS>=11.2.12","product":{"name":"Palo Alto Networks PAN-OS","product_id":"PANW-PAN-OS-811"}},{"category":"product_version_range","name":"vers:generic/PAN-OS>=11.2.10-h7","product":{"name":"Palo Alto Networks PAN-OS","product_id":"PANW-PAN-OS-833"}},{"category":"product_version_range","name":"vers:generic/PAN-OS>=11.2.7-h14","product":{"name":"Palo Alto Networks PAN-OS","product_id":"PANW-PAN-OS-834"}},{"category":"product_version_range","name":"vers:generic/PAN-OS>=11.2.4-h17","product":{"name":"Palo Alto Networks PAN-OS","product_id":"PANW-PAN-OS-814"}},{"category":"product_version_range","name":"vers:generic/PAN-OS>=11.1.0","product":{"name":"Palo Alto Networks PAN-OS","product_id":"PANW-PAN-OS-120"}},{"category":"product_version_range","name":"vers:generic/PAN-OS>=11.1.15","product":{"name":"Palo Alto Networks PAN-OS","product_id":"PANW-PAN-OS-815"}},{"category":"product_version_range","name":"vers:generic/PAN-OS>=11.1.13-h5","product":{"name":"Palo Alto Networks PAN-OS","product_id":"PANW-PAN-OS-816"}},{"category":"product_version_range","name":"vers:generic/PAN-OS>=11.1.10-h25","product":{"name":"Palo Alto Networks PAN-OS","product_id":"PANW-PAN-OS-817"}},{"category":"product_version_range","name":"vers:generic/PAN-OS>=11.1.7-h6","product":{"name":"Palo Alto Networks PAN-OS","product_id":"PANW-PAN-OS-818"}},{"category":"product_version_range","name":"vers:generic/PAN-OS>=11.1.6-h32","product":{"name":"Palo Alto Networks PAN-OS","product_id":"PANW-PAN-OS-819"}},{"category":"product_version_range","name":"vers:generic/PAN-OS>=11.1.4-h33","product":{"name":"Palo Alto Networks PAN-OS","product_id":"PANW-PAN-OS-820"}},{"category":"product_version_range","name":"vers:generic/PAN-OS>=10.2.0","product":{"name":"Palo Alto Networks PAN-OS","product_id":"PANW-PAN-OS-579"}},{"category":"product_version_range","name":"vers:generic/PAN-OS>=10.2.18-h6","product":{"name":"Palo Alto Networks PAN-OS","product_id":"PANW-PAN-OS-821"}},{"category":"product_version_range","name":"vers:generic/PAN-OS>=10.2.16-h7","product":{"name":"Palo Alto Networks PAN-OS","product_id":"PANW-PAN-OS-822"}},{"category":"product_version_range","name":"vers:generic/PAN-OS>=10.2.13-h21","product":{"name":"Palo Alto Networks PAN-OS","product_id":"PANW-PAN-OS-823"}},{"category":"product_version_range","name":"vers:generic/PAN-OS>=10.2.10-h36","product":{"name":"Palo Alto Networks PAN-OS","product_id":"PANW-PAN-OS-824"}},{"category":"product_version_range","name":"vers:generic/PAN-OS>=10.2.7-h34","product":{"name":"Palo Alto Networks PAN-OS","product_id":"PANW-PAN-OS-825"}}]},{"name":"Prisma Access","category":"product_name","branches":[{"category":"product_version_range","name":"vers:generic/Prisma Access<10.2.10-h36","product":{"name":"Palo Alto Networks Prisma Access","product_id":"PANW-Prisma-Access-52"}},{"category":"product_version_range","name":"vers:generic/Prisma Access>=10.2.10-h36","product":{"name":"Palo Alto Networks Prisma Access","product_id":"PANW-Prisma-Access-52"}},{"category":"product_version_range","name":"vers:generic/Prisma Access<11.2.7-h13","product":{"name":"Palo Alto Networks Prisma Access","product_id":"PANW-Prisma-Access-53"}},{"category":"product_version_range","name":"vers:generic/Prisma Access>=11.2.7-h13","product":{"name":"Palo Alto Networks Prisma Access","product_id":"PANW-Prisma-Access-53"}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-0257","product_status":{"fixed":["PANW-PAN-OS-809","PANW-PAN-OS-832","PANW-PAN-OS-811","PANW-PAN-OS-833","PANW-PAN-OS-834","PANW-PAN-OS-814","PANW-PAN-OS-815","PANW-PAN-OS-816","PANW-PAN-OS-817","PANW-PAN-OS-818","PANW-PAN-OS-819","PANW-PAN-OS-820","PANW-PAN-OS-821","PANW-PAN-OS-822","PANW-PAN-OS-823","PANW-PAN-OS-824","PANW-PAN-OS-825","PANW-Prisma-Access-52","PANW-Prisma-Access-53"],"known_affected":["PANW-PAN-OS-724","PANW-PAN-OS-119","PANW-PAN-OS-120","PANW-PAN-OS-579","PANW-Prisma-Access-52","PANW-Prisma-Access-53"],"known_not_affected":["PANW-Cloud-NGFW-1"]},"notes":[{"category":"description","text":"Authentication bypass vulnerabilities in the GlobalProtect portal and gateway of Palo Alto Networks PAN-OS® software allows the attacker to bypass security restrictions and establish an unauthorized VPN connection.\n\nPanorama and Cloud NGFW are not impacted by these issues."}],"references":[{"category":"external","summary":"NVD - CVE-2026-0257","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0257"},{"category":"self","summary":"Palo Alto Networks Security Advisory CVE-2026-0257","url":"https://security.paloaltonetworks.com/CVE-2026-0257"}],"threats":[{"category":"impact","description":"Authentication bypass vulnerabilities in the GlobalProtect portal and gateway of Palo Alto Networks PAN-OS® software allows the attacker to bypass security restrictions and establish an unauthorized VPN connection.\n\nPanorama and Cloud NGFW are not impacted by these issues."}],"scores":[{"cvss_v4":{"version":"4.0","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"LOW","subConfidentialityImpact":"HIGH","vulnIntegrityImpact":"NONE","subIntegrityImpact":"HIGH","vulnAvailabilityImpact":"NONE","subAvailabilityImpact":"NONE","Safety":"NOT_DEFINED","Automatable":"NO","Recovery":"AUTOMATIC","valueDensity":"DIFFUSE","vulnerabilityResponseEffort":"MODERATE","providerUrgency":"AMBER","exploitMaturity":"UNREPORTED","baseSeverity":"HIGH","baseScore":7.8,"threatSeverity":"MEDIUM","threatScore":4.7,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:H/SI:H/SA:N/E:U/AU:N/R:A/V:D/RE:M/U:Amber"},"products":["PANW-PAN-OS-724","PANW-PAN-OS-119","PANW-PAN-OS-120","PANW-PAN-OS-579","PANW-Prisma-Access-52","PANW-Prisma-Access-53"]}]}]}