{"schemaVersion":3,"id":"CVE-2026-0296","aliases":[],"status":"published","duplicateOf":null,"title":"GlobalProtect App: Improper Certificate Validation Bypass Vulnerability","description":"Improper certificate validation vulnerabilities in Palo Alto Networks GlobalProtect™ app enable an unauthenticated attacker with man-in-the-middle (MitM) access to intercept and modify application communications. VPN tunnel traffic is not impacted.\n\nThe GlobalProtect app on iOS, Android, and Chrome OS is not affected.","dates":{"published":"2026-08-13T01:59:45.972Z","modified":"2026-08-13T13:29:46.735Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7.4,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"NVD","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"4.0","versionLabel":"v4.0","source":"CVE.org","score":4.5,"severity":"medium","vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/AU:N/R:U/V:D/RE:M/U:Amber","exploitability":null,"impact":null,"computed":false},{"version":"4.0","versionLabel":"v4.0","source":"NVD","score":4.5,"severity":"medium","vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/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:U/V:D/RE:M/U:Amber","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":7.4,"severity":"high","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00138,"percentile":0.02926,"severity":"low","asOf":"2026-10-22T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-22T00:00:00.000Z","baselineScore":0.00138},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-21T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-22T00:00:00.000Z","score":0.00138,"percentile":0.02926}],"last30":[{"date":"2026-09-22T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-21T00:00:00.000Z","score":0.00138,"percentile":null},{"date":"2026-10-22T00:00:00.000Z","score":0.00138,"percentile":0.02926}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-295","name":"Improper Certificate Validation","description":"The product does not validate, or incorrectly validates, a certificate.","type":"weakness","status":"Draft","abstraction":"Base","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/295.html"}],"affected":[{"vendor":"palo alto networks","product":"globalprotect app","name":"GlobalProtect App","label":"globalprotect app","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 6.3.0, < 6.3.3-h15","noFixRecorded":false,"fixedIn":null},{"text":"6.2.0","noFixRecorded":false,"fixedIn":null},{"text":"≥ 6.0.0, < 6.0.15","noFixRecorded":false,"fixedIn":null},{"text":"≥ 6.3.0, < 6.3.3-h14","noFixRecorded":false,"fixedIn":null},{"text":"≥ 6.2.0, < 6.2.8-h13","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 6.3.0, < 6.3.3-h15 | 6.2.0 | ≥ 6.0.0, < 6.0.15 | ≥ 6.3.0, < 6.3.3-h14 | ≥ 6.2.0, < 6.2.8-h13","eol":null,"hubHref":"/vendor/palo_alto_networks/globalprotect_app"},{"vendor":"paloaltonetworks","product":"globalprotect","name":"globalprotect","label":"globalprotect","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 6.0.0, < 6.0.15","noFixRecorded":false,"fixedIn":null},{"text":"≥ 6.2.0, < 6.2.8","noFixRecorded":false,"fixedIn":null},{"text":"≥ 6.2.0, ≤ 6.2.9","noFixRecorded":false,"fixedIn":null},{"text":"≥ 6.3.0, < 6.3.3","noFixRecorded":false,"fixedIn":null},{"text":"na","noFixRecorded":false,"fixedIn":null},{"text":"6.2.8","noFixRecorded":false,"fixedIn":null},{"text":"6.2.8:h1","noFixRecorded":false,"fixedIn":null},{"text":"6.2.8:h10","noFixRecorded":false,"fixedIn":null},{"text":"6.2.8:h11","noFixRecorded":false,"fixedIn":null},{"text":"6.2.8:h12","noFixRecorded":false,"fixedIn":null},{"text":"6.2.8:h2","noFixRecorded":false,"fixedIn":null},{"text":"6.2.8:h3","noFixRecorded":false,"fixedIn":null},{"text":"6.2.8:h4","noFixRecorded":false,"fixedIn":null},{"text":"6.2.8:h5","noFixRecorded":false,"fixedIn":null},{"text":"6.2.8:h6","noFixRecorded":false,"fixedIn":null},{"text":"6.2.8:h7","noFixRecorded":false,"fixedIn":null},{"text":"6.2.8:h8","noFixRecorded":false,"fixedIn":null},{"text":"6.2.8:h9","noFixRecorded":false,"fixedIn":null},{"text":"6.3.3","noFixRecorded":false,"fixedIn":null},{"text":"6.3.3:h1","noFixRecorded":false,"fixedIn":null},{"text":"6.3.3:h11","noFixRecorded":false,"fixedIn":null},{"text":"6.3.3:h12","noFixRecorded":false,"fixedIn":null},{"text":"6.3.3:h2","noFixRecorded":false,"fixedIn":null},{"text":"6.3.3:h3","noFixRecorded":false,"fixedIn":null},{"text":"6.3.3:h4","noFixRecorded":false,"fixedIn":null},{"text":"6.3.3:h6","noFixRecorded":false,"fixedIn":null},{"text":"6.3.3:h7","noFixRecorded":false,"fixedIn":null},{"text":"6.3.3:h8","noFixRecorded":false,"fixedIn":null},{"text":"6.3.3:h9","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 6.0.0, < 6.0.15 | ≥ 6.2.0, < 6.2.8 | ≥ 6.2.0, ≤ 6.2.9 | ≥ 6.3.0, < 6.3.3 | na | 6.2.8 | 6.2.8:h1 | 6.2.8:h10 | 6.2.8:h11 | 6.2.8:h12 | 6.2.8:h2 | 6.2.8:h3 | 6.2.8:h4 | 6.2.8:h5 | 6.2.8:h6 | 6.2.8:h7 | 6.2.8:h8 | 6.2.8:h9 | 6.3.3 | 6.3.3:h1 | 6.3.3:h11 | 6.3.3:h12 | 6.3.3:h2 | 6.3.3:h3 | 6.3.3:h4 | 6.3.3:h6 | 6.3.3:h7 | 6.3.3:h8 | 6.3.3:h9","eol":{"isEol":false,"eolDate":"2027-06-30T00:00:00.000Z","matchMethod":"cpe","cycle":{"name":"6.2","label":"6.2","eolFrom":"2027-06-30T00:00:00.000Z","isLts":false,"isMaintained":true,"latestVersion":"6.2.8-c1084"},"product":{"name":"pangp","label":"Palo Alto Networks GlobalProtect App","category":"app"}},"hubHref":"/vendor/paloaltonetworks/globalprotect"}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://security.paloaltonetworks.com/CVE-2026-0296","label":"security.paloaltonetworks.com/CVE-2026-0296","hostname":"security.paloaltonetworks.com","tags":["Vendor Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2026-08-13T01:59:45.972Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-08-13T13:29:46.735Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":30,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-22T17:53:38.736Z","stale":false,"partial":false}}