CVE-2026-20893 — HIGH (7.8)

Vulnerability Description

Origin validation error issue exists in Fujitsu Security Solution AuthConductor Client Basic V2 2.0.25.0 and earlier. If this vulnerability is exploited, an attacker who can log in to the Windows system where the affected product is installed may execute arbitrary code with SYSTEM privilege and/or modify the registry value.

CVSS Score

7.8

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-346

References

FAQ

What is CVE-2026-20893?

CVE-2026-20893 is a vulnerability with a CVSS score of 7.8 (HIGH). Origin validation error issue exists in Fujitsu Security Solution AuthConductor Client Basic V2 2.0.25.0 and earlier. If this vulnerability is exploited, an attacker who can log in to the Windows syst...

How severe is CVE-2026-20893?

CVE-2026-20893 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-20893?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.