What is CVE-2024-40489?

CVE-2024-40489 is a critical-severity vulnerability in Jeecg Boot, classified under Code Injection. CVSS score: 9.8/10. Published 2026-04-01.

How severe is CVE-2024-40489?

Critical severity. CVSS v3 base score is 9.8 out of 10.

RCE in Jeecg Boot

CVE-2024-40489

There is an injection vulnerability in jeecg boot versions 3.0.0 to 3.5.3 due to lax character filtering, which allows attackers to execute arbitrary code on components through specially crafted HTTP requests.

Vulnerability class: RCE (Remote Code Execution)

Published 2026-04-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.005 (42.9th percentile), scored 2026-10-20.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 42.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Jeecg Boot

Weakness classification (CWE)

CWE-94 — Code Injection

References

pan.baidu.com/s/14WOPXhRHoxr4FRKGme59ug (Permissions Required)
gist.github.com/aqyoung/2fd6329ceb06b731a621356921f0d5f0 (Third Party Advisory)

Frequently asked questions

What is CVE-2024-40489?: CVE-2024-40489 is a critical-severity vulnerability in Jeecg Boot, classified under Code Injection. CVSS score: 9.8/10. Published 2026-04-01.
How severe is CVE-2024-40489?: Critical severity. CVSS v3 base score is 9.8 out of 10.