Cyber Resilience

CVE-2024-50427

Critical

Published: 29 October 2024

Published
29 October 2024
Modified
23 April 2026
KEV Added
Patch
CVSS Score v3.1 9.9 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS Score 0.6965 98.7th percentile
Risk Priority 62 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-50427 is a critical-severity Unrestricted Upload of File with Dangerous Type (CWE-434) vulnerability. Its CVSS base score is 9.9 (Critical).

Operationally, ranked in the top 1.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis

The vulnerability CVE-2024-50427 is an unrestricted upload of a file with a dangerous type, tracked as CWE-434, that affects the SurveyJS WordPress plugin by devsoftbaltic in all versions through 1.9.136. It received a CVSS 3.1 score of 9.9 reflecting network attack vector, low complexity, low privileges required, no user interaction, changed scope, and high impact on confidentiality, integrity, and availability.

An authenticated attacker can exploit the flaw to upload arbitrary files to the server, achieving remote code execution or full compromise of the affected WordPress site and potentially other resources within the same scope.

The Patchstack advisory describes the issue as an arbitrary file upload vulnerability in the SurveyJS plugin at version 1.9.136 and provides the associated remediation guidance. The EPSS score has remained near 0.70 since disclosure with no material upward trajectory.

EU & UK References

Vulnerability details

Unrestricted Upload of File with Dangerous Type vulnerability in devsoftbaltic SurveyJS surveyjs.This issue affects SurveyJS: from n/a through <= 1.9.136.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-434

Requiring identifiable owners for portable devices reduces the attack surface for unrestricted uploads of dangerous file types via anonymous media.

addresses: CWE-434

Dangerous file uploads can be detonated in the chamber to determine malice before any production write or execution occurs.

addresses: CWE-434

Prevents unrestricted writing of arbitrary or malicious firmware by keeping hardware write-protect enabled except under tightly controlled manual procedures.

addresses: CWE-434

Scans files from external sources on download/open/execute, blocking unrestricted uploads of dangerous file types.

References