CVE-2023-3956

Description

The InstaWP Connect plugin for WordPress is vulnerable to unauthorized access of data, modification of data and loss of data due to a missing capability check on the 'events_receiver' function in versions up to, and including, 0.0.9.18. This makes it possible for unauthenticated attackers to add, modify or delete post and taxonomy, install, activate or deactivate plugin, change customizer settings, add or modify or delete user including administrator user.

9.8

CVSS

Severity: Critical

CVSS 3.1 •

EPSS 0.67% Top 30%

Third-Party Advisory wordfence.com

Affected: instawp InstaWP Connect – 1-click WP Staging & Migration (beta)

References

Link	Tags
https://www.wordfence.com/threat-intel/vulnerabilities/id/48e7acf2-61d4-4762-8657-0701910ce69b?source=cve	third party advisory
https://plugins.trac.wordpress.org/browser/instawp-connect/tags/0.0.9.18/includes/class-instawp-rest-apis.php#L103	patch
https://plugins.trac.wordpress.org/changeset/2942363/instawp-connect#file5	patch

Frequently Asked Questions

What is the severity of CVE-2023-3956?: CVE-2023-3956 has been scored as a critical severity vulnerability.
How to fix CVE-2023-3956?: To fix CVE-2023-3956, 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-2023-3956 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2023-3956 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-3956?: CVE-2023-3956 affects instawp InstaWP Connect – 1-click WP Staging & Migration (beta).

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