PT-2026-114811 · Cato Networks · Cato Client For Android+4

CVE-2026-19377

·

Published

2026-10-15

·

Updated

2026-10-15

CVSS v4.0

6.0

Medium

VectorAV:A/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N
Improper certificate validation in the tunnel handshake in Cato Client allows a man-in-the-middle attacker to impersonate a Cato Point of Presence (PoP) server and intercept or modify tunnel traffic.

Fix

Improper Certificate Validation

Found an issue in the description? Have something to add? Feel free to write us 👾

Weakness Enumeration

Related Identifiers

CVE-2026-19377

Affected Products

Cato Client For Android
Cato Client For Linux
Cato Client For Windows
Cato Client For Ios
Cato Client For Macos