CVE-2023-3956
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.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.97%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.97% probability · 60th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-862
- Affected
- instawp/instawp connect
- Source
- security@wordfence.com
References
- https://plugins.trac.wordpress.org/browser/instawp-connect/tags/0.0.9.18/includes/class-instawp-rest-apis.php#L103Patch
- https://plugins.trac.wordpress.org/changeset/2942363/instawp-connect#file5Patch
- https://www.wordfence.com/threat-intel/vulnerabilities/id/48e7acf2-61d4-4762-8657-0701910ce69b?source=cveThird Party Advisory
- https://plugins.trac.wordpress.org/browser/instawp-connect/tags/0.0.9.18/includes/class-instawp-rest-apis.php#L103Patch
- https://plugins.trac.wordpress.org/changeset/2942363/instawp-connect#file5Patch
- https://www.wordfence.com/threat-intel/vulnerabilities/id/48e7acf2-61d4-4762-8657-0701910ce69b?source=cveThird Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.