SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAwaiting Analysis

CVE-2026-16792

An improper certificate validation vulnerability was reported in multiple Lenovo XClarity Orchestrator (LXCO) 2.2.0 microservices that could allow an adjacent network attacker to intercept sensitive communications by performing a machine-in-the-middle…

HIGH 7.0EPSS 0.07%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.07%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An improper certificate validation vulnerability was reported in multiple Lenovo XClarity Orchestrator (LXCO) 2.2.0 microservices that could allow an adjacent network attacker to intercept sensitive communications by performing a machine-in-the-middle attack against HTTPS connections during TLS certificate validation under certain circumstances.

CVSS 4.0
7.0 HIGHCVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
0.07% probability · 0th percentile
CISA KEV
Not listed
Weakness
CWE-295
Source
psirt@lenovo.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.