Privilege escalation in Smackcoders Wp Ultimate Csv Importer
CVE-2023-4140
The WP Ultimate CSV Importer plugin for WordPress is vulnerable to privilege escalation in versions up to, and including, 7.9.8 due to insufficient restriction on the 'get_header_values' function. This makes it possible for authenticated attackers, with minimal permissions such as an author, if the administrator previously grants access in the plugin settings, to modify their user role by supplying the 'wp_capabilities->cus1' parameter.
Vulnerability class: Privilege Escalation
EPSS: 0.006 (45.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H.
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@wordfence.com (Third Party Advisory)
- security@wordfence.com (Release Notes)
- security@wordfence.com (Patch)
Frequently asked questions
- What is CVE-2023-4140?
- CVE-2023-4140 is a medium-severity vulnerability in Smackcoders Wp Ultimate Csv Importer, classified under Improper Privilege Management. CVSS score: 6.6/10. Published 2023-08-04.
- How severe is CVE-2023-4140?
- Medium severity. CVSS v3 base score is 6.6 out of 10.
- Is CVE-2023-4140 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.