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CVE-2026-12374 Improper XPC caller certificate validation and TOCTOU race condition in macOS PrivilegedHelperTool

🗓️ 01 Jul 2026 14:07:28Reported by CatoType 
cvelist
 cvelist
🔗 www.cve.org👁 3 Views

Improper certificate validation and a time-of-check time-of-use (TOCTOU) race condition in the PrivilegedHelperTool XPC service in Cato Client before v.5.13.1 on macOS allows a local authenticated attacker to escalate privileges to root via a self...

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-12374
1 Jul 202614:07
attackerkb
CVE
CVE-2026-12374
1 Jul 202614:07
cve
EUVD
EUVD-2026-41001
1 Jul 202614:07
euvd
NVD
CVE-2026-12374
1 Jul 202615:16
nvd
Vulnrichment
CVE-2026-12374 Improper XPC caller certificate validation and TOCTOU race condition in macOS PrivilegedHelperTool
1 Jul 202614:07
vulnrichment
[
  {
    "vendor": "Cato Networks",
    "product": "SDP Client",
    "platforms": [
      "MacOS"
    ],
    "modules": [
      "PrivilegedHelperTool"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "5.12.0",
        "lessThan": "5.13.1",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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01 Jul 2026 14:07Current
CVSS 47.3
3