CVE-2024-12629
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 · uneditedIn Progress® Telerik® KendoReact versions v3.5.0 through v9.4.0, an attacker can introduce or modify properties within the global prototype chain which can result in denial of service or command injection.
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 confidenceThe vulnerability is a prototype pollution issue in Telerik KendoReact versions 3.5.0 through 9.4.0. Attackers can manipulate global prototype chain properties, potentially causing denial of service or enabling command injection through polluted prototype properties that are later used in unsafe operations.
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>= 3.5.0, < 9.4.0CVSS 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
- High
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:H/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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Identify installed KendoReact versionRun 'npm list @progress/kendo-react-*' or inspect your package.json file to find the version of @progress/kendo-react packagesAffected if The installed version is >= 3.5.0 and < 9.4.0
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Verify KendoReact version in node_modulesCheck the package.json file within node_modules/@progress/kendo-react-<component>/package.json for one of your installed KendoReact packages to confirm the exact versionAffected if The confirmed version is 3.5.0 or higher but below 9.4.0
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Assess prototype pollution attack surfaceReview application code using KendoReact components that process external JSON input, user-controllable objects, or dynamic property assignment. Look for code paths where KendoReact parses or merges objects from untrusted sources without filtering __proto__, constructor, or prototype propertiesAffected if The application passes untrusted JSON or object data to KendoReact components without sanitizing these property keys
You are affected if KendoReact version is 3.5.0 through 9.3.x AND your application uses KendoReact to process untrusted input that could modify prototype properties.
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.
dbcve · scoped9.4.0
Upgrade to a patched version of KendoReact beyond v9.4.0 as provided by Progress Telerik. If immediate patching is not feasible, implement strict input validation and object property whitelisting to prevent prototype pollution attacks.
Upgrade to KendoReact v9.4.0 or later
- 1. Identify all projects using @progress/kendo-react-* packages with versions between 3.5.0 and 9.3.0
- 2. Review project dependencies to confirm which specific KendoReact components are in use
- 3. Update package.json to specify version 9.4.0 or higher for all @progress/kendo-react packages
- 4. Run 'npm update' or 'npm install @progress/kendo-react-[component-name]@9.4.0' to apply the new versions
- 5. Test the application thoroughly to ensure all KendoReact components function correctly after the upgrade
- 6. Verify that the prototype pollution vulnerability is no longer present in the dependency tree
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation2.0 h
- Implementation4.0 h
- Testing3.0 h
- Review / QA1.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2024-12629 — 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-2024-12629 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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