CVE-2023-48777
Published: 26 March 2024
Summary
CVE-2023-48777 is a critical-severity Unrestricted Upload of File with Dangerous Type (CWE-434) vulnerability in Elementor Website Builder. Its CVSS base score is 9.9 (Critical).
Operationally, ranked in the top 0.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
CVE-2023-48777 is an unrestricted file upload vulnerability (CWE-434) affecting the Elementor Website Builder plugin for WordPress. It impacts versions 3.3.0 through 3.18.1 and carries a CVSS 3.1 score of 9.9, reflecting network attack vector, low complexity, and changed scope with high impact on confidentiality, integrity, and availability.
An authenticated attacker with low privileges can exploit the flaw to upload files of dangerous types without restriction. Successful exploitation allows the attacker to achieve arbitrary code execution or other high-impact actions on the affected site due to the plugin's handling of uploaded content.
The associated EPSS score has reached a current value of 0.8884 with a recorded peak of 0.9150, indicating substantial exploitation likelihood. Public references from Patchstack describe the issue as an arbitrary file upload vulnerability in the Elementor plugin at version 3.18.0.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-52810
Vulnerability details
Unrestricted Upload of File with Dangerous Type vulnerability in Elementor.Com Elementor Website Builder.This issue affects Elementor Website Builder: from 3.3.0 through 3.18.1.
- 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.
Requiring identifiable owners for portable devices reduces the attack surface for unrestricted uploads of dangerous file types via anonymous media.
Dangerous file uploads can be detonated in the chamber to determine malice before any production write or execution occurs.
Prevents unrestricted writing of arbitrary or malicious firmware by keeping hardware write-protect enabled except under tightly controlled manual procedures.
Scans files from external sources on download/open/execute, blocking unrestricted uploads of dangerous file types.