CVE-2026-59835
HIGHCVSS v3
8.6
HIGH
EPSS Score
—
exploit probability
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
A exposure of resource to wrong sphere vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.2, FortiSandbox 4.4.3 through 4.4.8 may allow an unauthenticated attacker to access the VNC server of VMs performing scanning via network requests.
Technical Details
- CVSS v3 Vector
- 3.1
- Published
- 7/14/2026
- Last Modified
- 7/14/2026
Frequently Asked Questions
What is CVE-2026-59835?
A exposure of resource to wrong sphere vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.2, FortiSandbox 4.4.3 through 4.4.8 may allow an unauthenticated attacker to access the VNC server of VMs performing scanning via network requests.
Is CVE-2026-59835 actively exploited?
Active exploitation of CVE-2026-59835 has not been confirmed. The EPSS score is N/A%, indicating the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2026-59835?
CVE-2026-59835 has a CVSS v3 base score of 8.6 (HIGH severity), with vector string 3.1.
Is CVE-2026-59835 affecting your environment?
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.