{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-26225", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-02-11T20:08:07.945Z", "datePublished": "2026-02-12T21:57:54.796Z", "dateUpdated": "2026-05-12T01:46:26.271Z" }, "containers": { "cna": { "affected": [ { "defaultStatus": "unknown", "platforms": [ "MacOS" ], "product": "Personal Backup", "vendor": "Intego", "versions": [ { "lessThanOrEqual": "10.9.0", "status": "affected", "version": "0", "versionType": "semver" } ] } ], "credits": [ { "lang": "en", "type": "finder", "value": "Mathieu Farrell of Quarkslab" } ], "descriptions": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "Intego Personal Backup, a macOS backup utility that allows users to create scheduled backups and bootable system clones, contains a local privilege escalation vulnerability. Backup task definitions are stored in a location writable by non-privileged users while being processed with elevated privileges. By crafting a malicious serialized task file, a local attacker can trigger arbitrary file writes to sensitive system locations, leading to privilege escalation to root." } ], "value": "Intego Personal Backup, a macOS backup utility that allows users to create scheduled backups and bootable system clones, contains a local privilege escalation vulnerability. Backup task definitions are stored in a location writable by non-privileged users while being processed with elevated privileges. By crafting a malicious serialized task file, a local attacker can trigger arbitrary file writes to sensitive system locations, leading to privilege escalation to root." } ], "metrics": [ { "cvssV4_0": { "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "LOCAL", "baseScore": 8.5, "baseSeverity": "HIGH", "exploitMaturity": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED" }, "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ] } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-59", "description": "CWE-59 Improper Link Resolution Before File Access ('Link Following')", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-05-12T01:46:26.271Z" }, "references": [ { "tags": [ "technical-description", "exploit" ], "url": "https://blog.quarkslab.com/intego_lpe_macos_1.html" }, { "tags": [ "product" ], "url": "https://www.intego.com/" }, { "tags": [ "product" ], "url": "https://www.intego.com/bootable-mac-backups" }, { "tags": [ "release-notes" ], "url": "https://integosupport.zendesk.com/hc/en-us/articles/40945636077467-Personal-Backup-X9-Release-Notes" }, { "tags": [ "third-party-advisory" ], "url": "https://www.vulncheck.com/advisories/intego-personal-backup-task-file-privilege-escalation" } ], "source": { "discovery": "UNKNOWN" }, "title": "Intego Personal Backup Task File Privilege Escalation", "x_generator": { "engine": "Vulnogram 0.5.0" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-02-13T15:48:22.313649Z", "id": "CVE-2026-26225", "options": [ { "Exploitation": "poc" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-02-13T15:48:31.265Z" } } ] } }