Vulnerability intelligence
CVE-2026-54121
Official description is being retrieved from NVD — refresh shortly.
CVSS Score
8.8
High
EPSS — Exploit Probability
0.0%
Riskier than 0% of all CVEs
Exploitation
Not in CISA KEV
No federal exploitation record
Remediation
Patch available
Vendor fix published
1 article across 1 outlet · first covered Jul 28, 2026 · latest Jul 28, 2026
Coverage timeline
-
Microsoft addresses critical AD Cert Services bug CVE-2026-54121www.darkreading.com · Jul 28, 2026