{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-2638: X-VPN macOS website versions - Local Privilege Escalation","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-2638","status":"final","version":"1","initial_release_date":"2026-06-09T11:21:30.879Z","current_release_date":"2026-06-09T13:50:29.937Z","revision_history":[{"date":"2026-06-09T11:21:30.879Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"A vulnerability in the quarantine and restore workflow of the X-VPN macOS website versions 77.0 through 77.5 allow a local attacker to leverage a race condition and symlink manipulation to achieve privileged file corruption.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-2638 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-2638"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-2638"},{"category":"external","summary":"fluidattacks.com","url":"https://fluidattacks.com/es/advisories/soad"},{"category":"external","summary":"xvpn.io","url":"https://xvpn.io/resources/statement-local-privilege-escalation-vulnerability"},{"category":"external","summary":"xvpn.io","url":"https://xvpn.io/download/vpn-mac"},{"category":"external","summary":"xvpn.io","url":"https://xvpn.io/"}]},"product_tree":{"branches":[{"category":"vendor","name":"X-VPN","branches":[{"category":"product_name","name":"X-VPN macOS website","branches":[{"category":"product_version_range","name":">=77.0 <=77.5","product":{"name":"X-VPN X-VPN macOS website >=77.0 <=77.5","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:x-vpn:x-vpn_macos_website:*:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-2638","title":"X-VPN macOS website versions - Local Privilege Escalation","notes":[{"category":"description","text":"A vulnerability in the quarantine and restore workflow of the X-VPN macOS website versions 77.0 through 77.5 allow a local attacker to leverage a race condition and symlink manipulation to achieve privileged file corruption.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1"]},"scores":[{"cvss_v4":{"version":"4.0","vectorString":"CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","baseScore":7.3,"baseSeverity":"HIGH"},"products":["CSAFPID-1"]}],"remediations":[{"category":"none_available","details":"No fixed version is published yet. Monitor the upstream advisory.","product_ids":["CSAFPID-1"]}]}]}