CVE-2023-5860
Published: 02 November 2023
Summary
CVE-2023-5860 is a high-severity Unrestricted Upload of File with Dangerous Type (CWE-434) vulnerability in Bplugins Icons Font Loader. Its CVSS base score is 7.2 (High).
Operationally, ranked in the top 9.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
The Icons Font Loader plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the upload function in all versions up to and including 1.1.2. The flaw is tracked as CVE-2023-5860 with a CVSS 3.1 score of 7.2 and is classified under CWE-434.
Authenticated attackers who possess administrator-level privileges can exploit the issue over the network to upload arbitrary files to the server, which may lead to remote code execution on the affected site.
Public references point to a fix published in WordPress plugin changeset 2987296 along with a detailed advisory from Wordfence that identifies the affected vulnerability ID.
The associated EPSS score remains flat at 0.0587 with no material increase after disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-58140
Vulnerability details
The Icons Font Loader plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the upload function in all versions up to, and including, 1.1.2. This makes it possible for authenticated attackers, with administrator-level…
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access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible.
- 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.