HomeCVE Intelligence › CVE-2026-3821
CVSS 8.8 HIGH 🔴 ACTIVELY EXPLOITED Vulnerability

CVE-2026-3821: Supermicro (SMC) SMASH services contain an Arbitrary code execution issue inX14DBG-DAP an…

Supermicro (SMC) SMASH services contain an Arbitrary code execution issue inX14DBG-DAP and X14DBI. An authorized attacker can exploit SMASHs input capability to compromise data integrity or launch a Denial-of-Service (D…

8.8CVSS Score
HIGHSeverity
NOCISA KEV
0.6%EPSS Score
VulnerabilityImpact Type

📋 Vulnerability Details

CVE IDCVE-2026-3821
VendorUnknown Vendor
Affected ProductUnknown Product
Vulnerability TypeVulnerability
CVSS Score8.8 (HIGH)
EPSS Score0.6% probability of exploitation in the next 30 days
Actively Exploited✅ Yes
Patch StatusPending Vendor Disclosure
Reported ByCYBERDUDEBIVASH SENTINEL APEX Intelligence (via sentinel_apex)

🔬 Technical Analysis

Supermicro (SMC) SMASH services contain an Arbitrary code execution issue inX14DBG-DAP and X14DBI. An authorized attacker can exploit SMASHs input capability to compromise data integrity or launch a Denial-of-Service (DoS) attack against the BMC.

⚡ DETECTION RULES AVAILABLE

Get CVE-2026-3821 Detection Pack

Sigma rules, YARA signatures, IOC table, and SIEM queries for Splunk, Elastic, Sentinel, and Chronicle — deployable in 5 minutes.

✓ Sigma Rules ✓ YARA Pack ✓ IOC Table ✓ SIEM Queries
🛡️ Get Detection Pack → 🔌 Access via API →

🔗 Related Intelligence