What is CVE-2025-54134?

### Summary The HAX CMS NodeJS application crashes when an authenticated attacker provides an API request lacking required URL parameters. This vulnerability affects the `listFiles` and `saveFiles` endpoints. ### Details This vulnerability exists because the application does not properly handle exceptions which occur as a result of changes to user-modifiable URL parameters. #### Affected Resources • [listFiles.js:22](https://github.com/haxtheweb/haxcms-nodejs/blob/main/src/routes/listFiles.js#L22) listFiles() • [saveFile.js:52](https://github.com/haxtheweb/haxcms-nodejs/blob/main/src/routes/saveFile.js#L52) saveFile() • system/api/listFiles • system/api/saveFile ### PoC 1. Targeting an instance of instance of [HAX CMS NodeJS](https://github.com/haxtheweb/haxcms-nodejs), send a request without parameters to `listFiles` or `saveFiles`. The following screenshot shows the request in Burp Suite. ![listfilesrequest](https://github.com/user-attachments/assets/477ea4e0-5707-4948-b53c-7f042a0475fb) 2. The server will crash with `ERR_INVALID_ARG_TYPE`. ![listfilescrash](https://github.com/user-attachments/assets/85424c12-1619-41d3-9bf5-9e029cdaa8c1) ### Impact An authenticated attacker can deny access to the HAX CMS NodeJS application by crashing the backend server. This prevents all users from accessing the backend system. If the backend system is hosting websites, those websites will be unavailable.

What is the severity of CVE-2025-54134?

CVE-2025-54134 has a CVSS v3 score of 6.5, which is classified as Medium severity.

Is there an exploit available for CVE-2025-54134?

No known public exploits are currently available for CVE-2025-54134.

Is there a patch available for CVE-2025-54134?

Yes, patches are available for CVE-2025-54134. Check the vendor advisories for update instructions.

CVE-2025-54134 - CVE Details, Severity, and Analysis

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CVE-2025-54134 - CVE Details, Severity, and Analysis | Strobes VI

Severity Scores

CVSS v36.5

CVSS v20.0

Priority Score295.0

EPSS Score0.0

Medium

Exploitation LikelihoodMinimal

0.00%EPSS

Very low probability of exploitation

Monitor and patch as resources allow

0.00%

EPSS

6.5

CVSS

Exploit

Yes

Patch

Low Priority

no major risk factors

EPSS predicts the probability of exploitation in the next 30 days based on real-world threat data, complementing CVSS severity scores with actual risk assessment.

Description

Summary

The HAX CMS NodeJS application crashes when an authenticated attacker provides an API request lacking required URL parameters. This vulnerability affects the listFiles and saveFiles endpoints.

Details

This vulnerability exists because the application does not properly handle exceptions which occur as a result of changes to user-modifiable URL parameters.

Affected Resources

• listFiles.js:22 listFiles() • saveFile.js:52 saveFile() • system/api/listFiles • system/api/saveFile

PoC

Targeting an instance of instance of HAX CMS NodeJS, send a request without parameters to listFiles or saveFiles. The following screenshot shows the request in Burp Suite.
The server will crash with ERR_INVALID_ARG_TYPE.

Impact

An authenticated attacker can deny access to the HAX CMS NodeJS application by crashing the backend server. This prevents all users from accessing the backend system. If the backend system is hosting websites, those websites will be unavailable.

CVSS v3 Breakdown

Attack Vector:Network

Attack Complexity:Local

Privileges Required:Local

User Interaction:Network

Scope:Unchanged

Confidentiality:Network

Integrity:Network

Availability:High

Patch References

Github.com

Trend Analysis

Neutral

Vulnerable Products

Vendor	Product
Psu	Haxcms Node.js