CVE-2026-8364: Gladinet Triofox Missing Authentication for Critical Functions

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-05-27 · updated 2026-10-26
Weakness: CWE-306

Description

Gladinet Triofox Cloud Server Agent Access Service (GladServerAgentService.exe) listens on TCP port 7878 and processes remote HTTP messages with URL paths starting with /resources, /status, /sysinfo, /woshome, /Settings, /schedule, or /DavCache.

Affected products

Gladinet Triofox: before 17.3.10565.57509 — fixed in 17.3.10565.57509

How to fix

Upgrade to a fixed version: Gladinet Triofox 17.3.10565.57509. Check the vendor advisory for mitigations.

References

https://www.tenable.com/security/research/TRA-2026-45
https://www.tenable.com/security/research/TRA-2026-45

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