CVE-2020-36849
CRITICALCVSS v3
9.8
CRITICAL
EPSS Score
84.5%
exploit probability
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
The AIT CSV import/export plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the /wp-content/plugins/ait-csv-import-export/admin/upload-handler.php file in versions up to, and including, 3.0.3. This makes it possible for unauthorized attackers to upload arbitrary files on the affected sites server which may make remote code execution possible.
Technical Details
- CVSS v3 Vector
- 3.1
- Published
- 7/12/2025
- Last Modified
- 3/4/2026
Frequently Asked Questions
What is CVE-2020-36849?
The AIT CSV import/export plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the /wp-content/plugins/ait-csv-import-export/admin/upload-handler.php file in versions up to, and including, 3.0.3. This makes it possible for unauthorized attackers to upload arbitrary files on the affected sites server which may make remote code execution possible.
Is CVE-2020-36849 actively exploited?
Active exploitation of CVE-2020-36849 has not been confirmed. The EPSS score is 84.5%, indicating the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2020-36849?
CVE-2020-36849 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string 3.1.
Is CVE-2020-36849 affecting your environment?
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.