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CVE-2026-21101highCWE-20

CVE-2026-21101

21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 8.4epss 0.1%
exploitation probability
0.1%top 98% of all CVEs
observed exploitation
nono source reports it
Improper input validation in DualDAR driver prior to SMR Sep-2026 Release 1 allows local privileged attackers to potentially execute arbitrary code with root privilege.
CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N