{"id":"CVE-2026-0296","aliases":["EUVD-2026-57710","GHSA-grg9-vqcx-frvj"],"status":"published","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.","severity":{"version":"4.0","score":4.5,"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","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00255,"percentile":0.17189,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-295"],"published":"2026-08-13T01:59:45Z","modified":"2026-10-23T19:10:00Z","products":[{"vendor":"palo alto networks","product":"globalprotect app"},{"vendor":"paloaltonetworks","product":"globalprotect"}],"references":[{"url":"https://security.paloaltonetworks.com/CVE-2026-0296","tags":["vendor-advisory","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0296"},{"url":"https://github.com/advisories/GHSA-grg9-vqcx-frvj"}],"sources":{"cve":[{"id":"CVE-2026-0296","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.","status":"published","published":"2026-08-13T01:59:45.972Z","modified":"2026-08-13T13:29:46.735Z","cvss":[{"version":"4.0","score":4.5,"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","level":"medium","assessor":"cna"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:20:13.587351Z"}],"euvd":[{"id":"EUVD-2026-57710","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.","status":"published","published":"2026-08-13T01:59:45Z","modified":"2026-08-13T13:29:46Z","cvss":[{"version":"4.0","score":4.5,"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","level":"medium"}],"updated_at":"2026-11-02T18:01:56.761721Z"}],"ghsa":[{"id":"GHSA-grg9-vqcx-frvj","title":"Improper certificate validation vulnerabilities in Palo Alto Networks GlobalProtect™ app enable...","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.","status":"published","published":"2026-08-13T03:31:18Z","modified":"2026-09-10T18:31:21Z","cvss":[{"version":"4.0","score":4.5,"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","level":"medium"},{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T15:11:42.667371Z"}],"nvd":[{"id":"CVE-2026-0296","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.","status":"published","published":"2026-08-13T03:16:44.703Z","modified":"2026-10-23T19:10:00.167Z","cvss":[{"version":"4.0","score":4.5,"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","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"primary"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:12:37.217486Z"}]}}