CVE-2026-20978

high-risk
Published 2026-02-04

Improper authorization in KnoxGuardManager prior to SMR Feb-2026 Release 1 allows local attackers to bypass the persistence configuration of the application.

Do I need to act?

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0.01% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.1/10 Medium
LOCAL / LOW complexity

Affected Vendors

51
/ 100
high-risk
Severity 20/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 31/34 · Critical