What is CVE-2024-53477?

CVE-2024-53477 is a critical-severity vulnerability in Jflyfox Jfinal Cms, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2024-12-02.

How severe is CVE-2024-53477?

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

Deserialization in Jflyfox Jfinal Cms

CVE-2024-53477

JFinal CMS 5.1.0 is vulnerable to Command Execution via unauthorized execution of deserialization in the file ApiForm.java

Vulnerability class: Insecure Deserialization

Published 2024-12-02 · 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: 0.009 (57.5th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 57.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.009 · change: +0.000

Affected products

Jflyfox Jfinal Cms — versions 5.1.0

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

github.com/jflyfox/jfinal_cms/releases/tag/v5.1.0 (Release Notes)
gist.github.com/kaoniniang2/c2deceea281fcd0aec5a8165183be3c1 (Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2024-53477?: CVE-2024-53477 is a critical-severity vulnerability in Jflyfox Jfinal Cms, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2024-12-02.
How severe is CVE-2024-53477?: Critical severity. CVSS v3 base score is 9.8 out of 10.