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CVE-2026-8992: Improper certificate validation in Secure Access Client
An improper certificate validation vulnerability in Ivanti Secure Access Client before 22.8R6 allows a remote unauthenticated attacker to execute arbitrary code.
Published
ExploitedNot in CISA KEV
Ransomware useNot reportedPer CISA
SeverityHIGHCVSS 3.1 8.8
EPSS1.2%Chance of exploitation in 30 days
Public exploitNot tracked
FixSee advisory
Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.
Affected and fixed versions
| Product / branch | Fixed in |
|---|---|
| Secure Access Client (Windows) 22.8R6 | Not affected |
Always confirm against the vendor advisory, which lists every fixed hotfix.
What it is
An improper certificate validation vulnerability in Ivanti Secure Access Client before 22.8R6 allows a remote unauthenticated attacker to execute arbitrary code.
Sources
KEV status, EPSS score and vendor data refreshed automatically, last on 13 Oct 2026.