Improper TLS Certificate Validation RCE via Malicious Update in DeskTime Time Tracking App
Priority MEDIUM 55CWE-295Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Spoofing, Code execution
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-295 and CWE-494.
Summary
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.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00179 7th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix Fixed DeskTime Time Tracking App (DeskTime): 1.3.674
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| DeskTime | DeskTime Time Tracking App | before 1.3.674 | 1.3.674 | Patch available | CNA |
- DeskTime Time Tracking App VendorDeskTime Affected before 1.3.674 Fixed in 1.3.674 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:draugiemgroup:desktime_time_tracking:*:*:*:*:*:*:*:* | before 1.3.674 | Vulnerable | Draugiemgroup |
- cpe:2.3:a:draugiemgroup:desktime_time_tracking:*:*:*:*:*:*:*:* Versions before 1.3.674 Vulnerable ·Draugiemgroup
Remediation
- Fix · CNA DeskTime Time Tracking App (DeskTime) Fixed in 1.3.674
Timeline
- 2026-10-02 Threatist record created from CVE-2025-10539
- 2026-10-03 Alias added: GHSA-m272-rh3v-6hfm
References
Exploit 2
Sources
- CVE-2025-10539 · CVE Program
- CVE-2025-10539 · NVD
- FIRST EPSS
- GHSA-m272-rh3v-6hfm · GitHub Advisory Database · CC BY 4.0
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