Technical Severity
MEDIUMCVSS v3.1 Metrics
6.7
/ 10
Minimal Risk
Critical
Vector Specification
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:L/A:LExploitation Likelihood
EPSS Prediction
0.25
%
Predictive Probability
Percentile Rank
48.7
th
Documented as more likely to be exploited than 48.7% of known CVEs.
Detection Date
May 21, 2026
Remediation Due
Jun 04, 2026
CISA Catalog Active
Threat Analysis
Trend Micro Apex One (on-premise) contains a directory traversal vulnerability that could allow a pre-authenticated local attacker to modify a key table on the server to inject malicious code to deploy to agents on affected installations.
Remediation Directive
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.