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CVE-2026-12374

MEDIUM
6.4
CVSS 4.0
Description
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-signed certificate that bypasses the XPC caller verification and a symlink swap during package installation.

Metadata

CVE ID
CVE-2026-12374
State
PUBLISHED
Assigner
Cato
Reserved
2026-06-16 07:28 UTC
Published
2026-07-01 14:07 UTC
Last updated
2026-07-01 15:07 UTC
Primary CWE
CWE-295
CWE-295 Improper certificate validation
Vendor / Product
Cato Networks / SDP Client
Sources
cve.org  ·  NVD

Severity & Metrics

6.4 MEDIUM CVSS 4.0
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/E:P/AU:Y/R:U/V:C/RE:L/U:Amber
SSVC — CISA Coordinator
Exploitation
none
Automatable
no
Tech. Impact
total
Affected products (1)
VendorProductPlatformVersions
Cato Networks SDP Client MacOS 5.12.0 < 5.13.1
Weakness (CWE)
CWESourceDescription
CWE-295 cna CWE-295 Improper certificate validation
CWE-367 cna CWE-367 Time-of-check time-of-use (TOCTOU) race condition
CVSS scores (1)
ScoreSeverityVersionSourceVector
6.4 MEDIUM 4.0 cna 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/E:P/AU:Y/R:U/V:C/RE:L/U:Amber
References (1)
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