HomeCVE Intelligence › CVE-2026-39813
CVSS 8.0 HIGH 🔴 ACTIVELY EXPLOITED Security Vulnerability

CVE-2026-39813: Attackers Exploit Three Fortinet FortiSandbox Flaws, One Patched Last Week

Bad actors are exploiting multiple security vulnerabilities in Fortinet FortiSandbox, according to threat intelligence firm Defused Cyber. In a post shared on X, the company said it has observed exploitation of CVE-2026…

8.0CVSS Score
HIGHSeverity
NOCISA KEV
Security VulnerabilityImpact Type

📋 Vulnerability Details

CVE IDCVE-2026-39813
VendorThe Hacker News
Affected ProductThreat Intelligence
Vulnerability TypeSecurity Vulnerability
CVSS Score8.0 (HIGH)
Actively Exploited✅ Yes
Patch StatusSee Vendor Advisory →
Reported ByCYBERDUDEBIVASH SENTINEL APEX Intelligence (via thehackernews)

🔬 Technical Analysis

Bad actors are exploiting multiple security vulnerabilities in Fortinet FortiSandbox, according to threat intelligence firm Defused Cyber. In a post shared on X, the company said it has observed exploitation of CVE-2026-39813, CVE-2026-39808, and CVE-2026-25089 over the past 24 hours. CVE-2026-39813 (CVSS score: 9.1) refers to a path traversal vulnerability in FortiSandbox JRPC API that could

📚 Advisory References

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