Vulnerability in Desktime Time Tracking App

CVE-2025-10539

Due to improper TLS certificate validation in the DeskTime Time Tracking App before version 1.3.674, attackers who can position themselves in the network path between the client and the DeskTime update servers can return a malicious execut…

Vulnerability class: Improper Certificate Validation

EPSS: 0.000 (12.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-10539?
CVE-2025-10539 is a medium-severity vulnerability in Desktime Time Tracking App, classified under Improper Certificate Validation. CVSS score: 4.8/10. Published 2026-04-28.
How severe is CVE-2025-10539?
Medium severity. CVSS v3 base score is 4.8 out of 10.