CVE-2026-8992
Published: 22 May 2026
Summary
CVE-2026-8992 is a high-severity Improper Certificate Validation (CWE-295) vulnerability in Ivanti Secure Access Client. Its CVSS base score is 8.8 (High).
Operationally, exploitation aligns with the MITRE ATT&CK technique Exploitation for Client Execution (T1203); ranked at the 42.7th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
OWASP Top 10 for Web (2025)
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2026-31445
Vulnerability details
An improper certificate validation vulnerability in Ivanti Secure Access Client before 22.8R6 allows a remote unauthenticated attacker to execute arbitrary code.
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
Improper certificate validation (CWE-295) in a client application directly enables remote exploitation for arbitrary code execution on the client (T1203).
CVEs Like This One
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
When certificates are used to establish component provenance, the control requires correct certificate validation procedures.
Mandates approved trust anchors and issuance policies, directly preventing acceptance of unvalidated or untrusted certificates.
Correct system time is required for proper enforcement of certificate notBefore/notAfter dates and time-based revocation checks.