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Vulnerability record · CVE-2023-49442 · published 3 January 2024

CVE-2023-49442: Jeecg deserialization of untrusted data vulnerability

Jeecg · Jeecg

Deserialization of Untrusted Data in jeecgFormDemoController in JEECG 4.0 and earlier allows attackers to run arbitrary code via crafted POST request.

9.8 CVSS 3.1 Critical EPSS 39% · top 1.5% CWE-502 · Deserialization of untrusted data
9.8CVSS 3.1 base score
39%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Deserialization of Untrusted Data in jeecgFormDemoController in JEECG 4.0 and earlier allows attackers to run arbitrary code via crafted POST request.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://lemono.fun/thoughts/JEECG-RCE.html Broken Link
https://lemono.fun/thoughts/JEECG-RCE.html Broken Link

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2023-49442), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.