SecuriTricks - CVE-2025-10539

Description

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 executable in response to an update request. This allows the attacker to achieve user-level remote code execution on the affected client.

Product(s) Impacted

Vendor	Product	Versions
Desktime	Desktime Time Tracking App	<1.3.674

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-295

Improper Certificate Validation

The product does not validate, or incorrectly validates, a certificate.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	desktime	desktime_time_tracking_app	<1.3.674	/	/	/	/	/	/	/

References

https://desktime.com/download

https://r.sec-consult.com/desktime

http://seclists.org/fulldisclosure/2026/Apr/20

http://seclists.org/fulldisclosure/2026/Apr/21

https://sec-consult.com/vulnerability-lab/advisory/missing-tls-certificate-validation-leading-to-rce-in-desktime-time-tracking-app/

CVSS Score

4.8 / 10

CVSS Data - 3.1

Attack Vector: NETWORK
Attack Complexity: HIGH
Privileges Required: NONE
Scope: UNCHANGED
Confidentiality Impact: LOW
Integrity Impact: LOW
Availability Impact: NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

View Vector String

Timeline

Published: April 28, 2026, 9:16 a.m.
Last Modified: April 29, 2026, 8:16 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

551230f0-3615-47bd-b7cc-93e92e730bbf

CVE-2025-10539