Vulnerability in Ivanti Secure Access Client

CVE-2026-8992

An improper certificate validation vulnerability in Ivanti Secure Access Client before 22.8R6 allows a remote unauthenticated attacker to execute arbitrary code.

Vulnerability class: Improper Certificate Validation

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.012 (66.1th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-8992: rose from 0.006 to 0.012.

EPSS over last 30 days · oldest: 0.006 · newest: 0.012 · change: +0.006

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-8992?
CVE-2026-8992 is a high-severity vulnerability in Ivanti Secure Access Client, classified under Improper Certificate Validation. CVSS score: 8.8/10. Published 2026-05-22.
How severe is CVE-2026-8992?
High severity. CVSS v3 base score is 8.8 out of 10.