CVE-2024-53477
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedJFinal CMS 5.1.0 is vulnerable to Command Execution via unauthorized execution of deserialization in the file ApiForm.java
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · moderate confidenceJFinal CMS 5.1.0 contains a critical deserialization vulnerability in ApiForm.java that allows unauthenticated remote attackers to execute arbitrary operating system commands by exploiting insecure object deserialization. The CVSS 9.8 score indicates trivial network exploitability with no authentication required.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data= 5.1.0CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- Low
- Privileges
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Confirm JFinal CMS installationLocate the JFinal CMS application files or running process. Look for Java application artifacts, WAR files, or the cms webapp directory.Affected if JFinal CMS software is present in the environment
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Identify installed versionCheck for version files, build descriptors, or application metadata that displays the version number. In JFinal CMS 5.1.0, examine any version.txt, pom.xml, or admin panel about page.Affected if The installed version is exactly 5.1.0
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Verify ApiForm component existsSearch the deployed codebase for ApiForm.java or its compiled class file. This file handles API form processing and contains the deserialization logic.Affected if ApiForm.java or ApiForm.class is present in the deployed application
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Check endpoint exposureIdentify if the application exposes HTTP endpoints that route to ApiForm. Review application routing configuration or web.xml for servlet mappings that forward requests to this component.Affected if Network-accessible endpoints handling form/API requests exist and can receive serialized data
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Assess deserialization input handlingReview the ApiForm code to confirm it accepts and processes serialized Java objects without strict type filtering. Look for ObjectInputStream usage or similar deserialization mechanisms.Affected if The component deserializes input data without validated type constraints
A user is affected if running JFinal CMS version 5.1.0 with the ApiForm component exposed to network requests that can trigger unsafe deserialization.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
From vendor dataImmediately restrict network exposure of the affected service, implement serialization allowlist controls in the application's object input handlers, or apply any available vendor patch for JFinal CMS.
- Consultation8.0 h
- Implementation16.0 h
- Testing8.0 h
- Review / QA4.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $10,240.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2024-53477 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2024-53477 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
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