CVE-2023-6635

Description

The EditorsKit plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation on the 'import_styles' function in versions up to, and including, 1.40.3. This makes it possible for authenticated attackers with administrator-level capabilities or above, to upload arbitrary files on the affected site's server which may make remote code execution possible.

Category

7.2
CVSS
Severity: High
CVSS 3.1 •
EPSS 7.61% Top 10%
Third-Party Advisory wordfence.com
Affected: munirkamal Gutenberg Block Editor Toolkit – EditorsKit
Published at:
Updated at:

References

Link Tags
https://www.wordfence.com/threat-intel/vulnerabilities/id/4528f9a1-7027-4aa9-b006-bea84aa19c84?source=cve third party advisory
https://plugins.trac.wordpress.org/browser/block-options/tags/1.40.3/includes/addons/styles-manager/rest-api/gutenberghub-styles-import-export-controller.php#L100 issue tracking
https://plugins.trac.wordpress.org/changeset/3010794/block-options patch

Frequently Asked Questions

What is the severity of CVE-2023-6635?
CVE-2023-6635 has been scored as a high severity vulnerability.
How to fix CVE-2023-6635?
To fix CVE-2023-6635, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-6635 being actively exploited in the wild?
It is possible that CVE-2023-6635 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~8% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-6635?
CVE-2023-6635 affects munirkamal Gutenberg Block Editor Toolkit – EditorsKit.
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