Arbitrary file upload in Jeecgboot Jeewx-Boot
CVE-2026-82629
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.004 (35.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 35.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001
Affected products
- Jeecgboot Jeewx-Boot — versions 641ab52c3e1845fec39996d7794c33fb40dad1dd
Weakness classification (CWE)
References
- vuldb.com/vuln/397127 (technical-description, vdb-entry)
- vuldb.com/vuln/397127/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-82629 (third-party-advisory)
- vuldb.com/submit/893778 (third-party-advisory)
- github.com/jeecgboot/jeewx-boot/issues/48 (issue-tracking, exploit)
- github.com/jeecgboot/jeewx-boot/ (product)
Frequently asked questions
- What is CVE-2026-82629?
- CVE-2026-82629 is a medium-severity vulnerability in Jeecgboot Jeewx-Boot, classified under Improper Access Control. CVSS score: 4.7/10. Published 2026-08-31.
- How severe is CVE-2026-82629?
- Medium severity. CVSS v3 base score is 4.7 out of 10.