{"id":"CVE-2026-59569","aliases":["EUVD-2026-77537","GHSA-4vcv-p436-xxwh"],"status":"published","title":"Android ZCC VPN API method privilege escalation","description":"An improper input validation vulnerability in Zscaler Client Connector on Android and ChromeOS allows an attacker to potentially bypass Zscaler controls.","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00176,"percentile":0.0711,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2026-09-14T14:42:34Z","modified":"2026-09-18T19:08:02Z","products":[{"vendor":"zscaler","product":"client connector"}],"references":[{"url":"https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2026"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-59569"},{"url":"https://github.com/advisories/GHSA-4vcv-p436-xxwh"}],"sources":{"cve":[{"id":"CVE-2026-59569","title":"Android ZCC VPN API method privilege escalation","description":"An improper input validation vulnerability in Zscaler Client Connector on Android and ChromeOS allows an attacker to potentially bypass Zscaler controls.","status":"published","published":"2026-09-14T14:42:34.523Z","modified":"2026-09-15T03:56:05.059Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L","level":"high","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:19:58.560602Z"}],"euvd":[{"id":"EUVD-2026-77537","description":"An improper input validation vulnerability in Zscaler Client Connector on Android and ChromeOS allows an attacker to potentially bypass Zscaler controls.","status":"published","published":"2026-09-14T14:42:34Z","modified":"2026-09-15T03:56:05Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L","level":"high"}],"updated_at":"2026-11-02T17:28:19.01786Z"}],"ghsa":[{"id":"GHSA-4vcv-p436-xxwh","title":"An improper input validation vulnerability in Zscaler Client Connector on Android and ChromeOS...","description":"An improper input validation vulnerability in Zscaler Client Connector on Android and ChromeOS allows an attacker to potentially bypass Zscaler controls.","status":"published","published":"2026-09-14T15:32:48Z","modified":"2026-09-14T15:32:56Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L","level":"high"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T15:11:50.762382Z"}],"nvd":[{"id":"CVE-2026-59569","description":"An improper input validation vulnerability in Zscaler Client Connector on Android and ChromeOS allows an attacker to potentially bypass Zscaler controls.","status":"published","published":"2026-09-14T15:17:06.603Z","modified":"2026-09-18T19:08:02.707Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L","level":"high","assessor":"secondary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:12:46.980627Z"}]}}