CVE-2023-21480
high-risk
Published 2025-09-03
Improper input validation vulnerability in CertByte prior to SMR Apr-2023 Release 1 allows local attackers to launch privileged activities.
Do I need to act?
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0.03% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.5/10
High
LOCAL
/ LOW complexity
Affected Products (20)
Affected Vendors
References (1)
53
/ 100
high-risk
Severity
26/34 · High
Exploitability
0/34 · Minimal
Exposure
27/34 · High