{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-0244","assignerOrgId":"d6c1279f-00f6-4ef7-9217-f89ffe703ec0","state":"PUBLISHED","assignerShortName":"palo_alto","dateReserved":"2025-11-03T20:44:04.828Z","datePublished":"2026-05-13T19:03:09.013Z","dateUpdated":"2026-05-13T19:29:53.580Z"},"containers":{"cna":{"providerMetadata":{"orgId":"d6c1279f-00f6-4ef7-9217-f89ffe703ec0","shortName":"palo_alto","dateUpdated":"2026-05-13T19:03:09.013Z"},"title":"Prisma SD-WAN: Improper Certificate Validation Vulnerability","datePublic":"2026-05-13T16:00:00.000Z","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-295","description":"CWE-295 Improper Certificate Validation","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-94","descriptions":[{"lang":"en","value":"CAPEC-94 Adversary in the Middle (AiTM)"}]}],"affected":[{"vendor":"Palo Alto Networks","product":"Prisma SD-WAN ION","versions":[{"status":"affected","version":"6.5.0","lessThan":"6.5.3-b15","changes":[{"at":"6.5.3-b15","status":"unaffected"}],"versionType":"custom"},{"status":"affected","version":"6.4.0","lessThan":"6.4.3-b8","changes":[{"at":"6.4.3-b8","status":"unaffected"}],"versionType":"custom"},{"status":"affected","version":"6.3.0","lessThan":"6.3.6-b10","changes":[{"at":"6.3.6-b10","status":"unaffected"}],"versionType":"custom"},{"status":"unaffected","version":"6.1.0","versionType":"custom"},{"status":"unaffected","version":"5.6.0","versionType":"custom"}],"defaultStatus":"unaffected"}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:h:palo_alto_networks:prisma_sd-wan_ion:*:*:*:*:*:*:*:*","versionEndExcluding":"6.5.3-b15","versionStartIncluding":"6.5.1","vulnerable":true},{"criteria":"cpe:2.3:h:palo_alto_networks:prisma_sd-wan_ion:*:*:*:*:*:*:*:*","versionEndExcluding":"6.4.3-b8","versionStartIncluding":"6.4.1","vulnerable":true},{"criteria":"cpe:2.3:h:palo_alto_networks:prisma_sd-wan_ion:*:*:*:*:*:*:*:*","versionEndExcluding":"6.3.6-b10","versionStartIncluding":"6.3.1","vulnerable":true}],"negate":false,"operator":"OR"}],"operator":"OR"}],"descriptions":[{"lang":"en","value":"An improper certificate validation vulnerability in the Palo Alto Networks Prisma SD-WAN ION enables man-in-the-middle (MitM) attacker to impersonate the controller.","supportingMedia":[{"type":"text/html","base64":false,"value":"

An improper certificate validation vulnerability in the Palo Alto Networks Prisma SD-WAN ION enables man-in-the-middle (MitM) attacker to impersonate the controller.

"}]}],"references":[{"url":"https://security.paloaltonetworks.com/CVE-2026-0244","tags":["vendor-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"ADJACENT","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"NONE","exploitMaturity":"UNREPORTED","Safety":"NOT_DEFINED","Automatable":"YES","Recovery":"USER","valueDensity":"DIFFUSE","vulnerabilityResponseEffort":"MODERATE","providerUrgency":"AMBER","version":"4.0","baseSeverity":"MEDIUM","baseScore":5.2,"vectorString":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/AU:Y/R:U/V:D/RE:M/U:Amber"}}],"configurations":[{"lang":"eng","value":"No special configuration is required to be affected by this issue.","supportingMedia":[{"type":"text/html","base64":false,"value":"

No special configuration is required to be affected by this issue.

"}]}],"workarounds":[{"lang":"eng","value":"No known workarounds exist for this issue.","supportingMedia":[{"type":"text/html","base64":false,"value":"

No known workarounds exist for this issue.

"}]}],"solutions":[{"lang":"eng","value":"Version Minor Version Suggested Solution\nPrisma SD-WAN ION 6.5 6.5.1 through 6.5.3 Upgrade to 6.5.3-b15 or later.\nPrisma SD-WAN ION 6.4 6.4.1 through 6.4.3 Upgrade to 6.4.3-b8 or later.\nPrisma SD-WAN ION 6.3 6.3.1 through 6.3.6 Upgrade to 6.3.6-b10 or later.\nPrisma SD-WAN ION 6.1 No action needed.\nPrisma SD-WAN ION 5.6 No action needed.","supportingMedia":[{"type":"text/html","base64":false,"value":"
VersionMinor VersionSuggested Solution
Prisma SD-WAN ION 6.56.5.1 through 6.5.3Upgrade to 6.5.3-b15 or later.
Prisma SD-WAN ION 6.46.4.1 through 6.4.3Upgrade to 6.4.3-b8 or later.
Prisma SD-WAN ION 6.36.3.1 through 6.3.6Upgrade to 6.3.6-b10 or later.
Prisma SD-WAN ION 6.1
No action needed.
Prisma SD-WAN ION 5.6
No action needed.
"}]}],"exploits":[{"lang":"en","value":"Palo Alto Networks is not aware of any malicious exploitation of this issue.","supportingMedia":[{"type":"text/html","base64":false,"value":"

Palo Alto Networks is not aware of any malicious exploitation of this issue.

"}]}],"timeline":[{"time":"2026-05-13T16:00:00.000Z","lang":"en","value":"Initial publication."}],"credits":[{"lang":"en","value":"Palo Alto Networks thanks our internal security research teams for discovering and reporting this issue.","type":"other"}],"source":{"discovery":"INTERNAL"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"},"x_affectedList":["Prisma SD-WAN ION 6.5.0","Prisma SD-WAN ION 6.5.1","Prisma SD-WAN ION 6.5.2","Prisma SD-WAN ION 6.4.0","Prisma SD-WAN ION 6.4.1","Prisma SD-WAN ION 6.4.2","Prisma SD-WAN ION 6.3.0","Prisma SD-WAN ION 6.3.1","Prisma SD-WAN ION 6.3.2","Prisma SD-WAN ION 6.3.3","Prisma SD-WAN ION 6.3.4","Prisma SD-WAN ION 6.3.5"]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-13T19:16:56.890081Z","id":"CVE-2026-0244","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-05-13T19:29:53.580Z"}}]}}