CVE-2025-41714: Welotec SmartEMS Web Application · Path Traversal
Affects Welotec SmartEMS Web ApplicationSource CVE Database V5
Not known to be exploited · CVSS 8.8 High.
Data as of 26 Oct 2026, 14:05 UTC
- EPSS
- 0.7% chance of exploitation in 30 days – higher than 53% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 10 Sep 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Welotec SmartEMS Web Application | Affected
| Fixed in– |
AI-suggested
- Immediate implementation of strict input validation and sanitization on the 'Upload-Key' header to prevent path traversal sequences.
- Employ allowlisting of acceptable characters and patterns in the 'Upload-Key' header to restrict directory traversal attempts.
- Enforce the use of secure, canonicalized paths when handling file uploads to ensure files are stored only within designated directories.
- Implement robust authentication and session management to reduce the risk of credential compromise.
- Conduct thorough code reviews and penetration testing focused on file upload functionality.
- Monitor logs for unusual file creation patterns or access outside expected directories.
- Segregate the upload storage area with strict filesystem permissions to limit the impact of any unauthorized writes.
- Apply network segmentation and least privilege principles to restrict access to the SmartEMS application.
- Prepare incident response plans specific to potential RCE scenarios in SmartEMS environments.
- Coordinate with Welotec for timely patches and updates once available, and prioritize their deployment.
- Consider deploying Web Application Firewalls (WAFs) with custom rules to detect and block path traversal attempts targeting the upload endpoint.
Description
The upload endpoint insufficiently validates the 'Upload-Key' request header. By supplying path traversal sequences, an authenticated attacker can cause the server to create upload-related artifacts outside the intended storage location. In certain configurations this enables arbitrary file write and may be leveraged to achieve remote code execution.