{"id":"CVE-2026-0277","aliases":["EUVD-2026-42689","GHSA-pf7c-mm8v-94pp"],"status":"published","title":"Prisma Access Agent: Improper Certificate Validation on iOS","description":"An improper certificate validation vulnerability in the Prisma® Access Agent for iOS enables an attacker to perform a man-in-the-middle (MitM) attack to intercept VPN traffic. \n\nThe Prisma Access Agent on Windows, macOS, Linux, Android and ChromeOS are not affected.","severity":{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/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":0.00201,"percentile":0.1005,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-295"],"published":"2026-07-09T19:14:50Z","modified":"2026-10-25T17:10:00Z","products":[{"vendor":"palo alto networks","product":"prisma access agent"},{"vendor":"paloaltonetworks","product":"prisma_access_agent"}],"references":[{"url":"https://security.paloaltonetworks.com/CVE-2026-0277","tags":["vendor-advisory","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0277"},{"url":"https://github.com/advisories/GHSA-pf7c-mm8v-94pp"}],"sources":{"cve":[{"id":"CVE-2026-0277","title":"Prisma Access Agent: Improper Certificate Validation on iOS","description":"An improper certificate validation vulnerability in the Prisma® Access Agent for iOS enables an attacker to perform a man-in-the-middle (MitM) attack to intercept VPN traffic. \n\nThe Prisma Access Agent on Windows, macOS, Linux, Android and ChromeOS are not affected.","status":"published","published":"2026-07-09T19:14:50.806Z","modified":"2026-07-10T14:19:54.495Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/E:U/AU:N/R:U/V:D/RE:M/U:Amber","level":"medium","assessor":"cna"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:20:13.962274Z"}],"euvd":[{"id":"EUVD-2026-42689","description":"An improper certificate validation vulnerability in the Prisma® Access Agent for iOS enables an attacker to perform a man-in-the-middle (MitM) attack to intercept VPN traffic. \n\nThe Prisma Access Agent on Windows, macOS, Linux, Android and ChromeOS are not affected.","status":"published","published":"2026-07-09T19:14:50Z","modified":"2026-07-10T14:19:54Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/E:U/AU:N/R:U/V:D/RE:M/U:Amber","level":"medium"}],"updated_at":"2026-11-02T18:20:03.345658Z"}],"ghsa":[{"id":"GHSA-pf7c-mm8v-94pp","title":"An improper certificate validation vulnerability in the Prisma® Access Agent for iOS enables an...","description":"An improper certificate validation vulnerability in the Prisma® Access Agent for iOS enables an attacker to perform a man-in-the-middle (MitM) attack to intercept VPN traffic. \n\nThe Prisma Access Agent on Windows, macOS, Linux, Android and ChromeOS are not affected.","status":"published","published":"2026-07-09T21:31:21Z","modified":"2026-07-16T15:32:58Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/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":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T15:09:33.90316Z"}],"nvd":[{"id":"CVE-2026-0277","description":"An improper certificate validation vulnerability in the Prisma® Access Agent for iOS enables an attacker to perform a man-in-the-middle (MitM) attack to intercept VPN traffic. \n\nThe Prisma Access Agent on Windows, macOS, Linux, Android and ChromeOS are not affected.","status":"published","published":"2026-07-09T20:16:24.84Z","modified":"2026-10-25T17:10:00.197Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/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":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:12:28.4135Z"}]}}