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Vulnerability record · CVE-2023-1938 · published 30 May 2023

CVE-2023-1938: Wpfastestcache wp fastest cache vulnerability

Wpfastestcache · Wp Fastest Cache

The WP Fastest Cache WordPress plugin before 1.1.5 does not have CSRF check in an AJAX action, and does not validate user input before using it in the wp_remote_get() function, leading to a Blind SSRF issue

8.8 CVSS 3.1 High EPSS 8.5% · top 5.2%
8.8CVSS 3.1 base score
8.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

The WP Fastest Cache WordPress plugin before 1.1.5 does not have CSRF check in an AJAX action, and does not validate user input before using it in the wp_remote_get() function, leading to a Blind SSRF issue

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://wpscan.com/vulnerability/92b1c6d8-51db-46aa-bde6-abdfb091aab5 Exploit
https://wpscan.com/vulnerability/92b1c6d8-51db-46aa-bde6-abdfb091aab5 Exploit

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2015-9316Wpfastestcache wp fastest cache sql injection vulnerabilityThe wp-fastest-cache plugin before 0.8.4.9 for WordPress has SQL injection in wp-admin/admin-ajax.php?action=wpfc_wppolls_ajax_request via the poll_i…EPSS 3.0%9.1CVE-2019-13635Wpfastestcache wp fastest cache path traversal vulnerabilityThe WP Fastest Cache plugin through 0.8.9.5 for WordPress allows wpFastestCache.php and inc/cache.php Directory Traversal.EPSS 44%8.8CVE-2021-24869Wpfastestcache wp fastest cache sql injection vulnerabilityThe WP Fastest Cache WordPress plugin before 0.9.5 does not escape user input in the set_urls_with_terms method before using it in a SQL statement, l…EPSS 1.2%8.8CVE-2018-17584Wpfastestcache wp fastest cache cross-site request forgery vulnerabilityThe WP Fastest Cache plugin 0.8.8.5 for WordPress has CSRF via the wp-admin/admin.php wpfastestcacheoptions page.EPSS 0.92%8.8CVE-2015-4089Wpfastestcache wp fastest cache cross-site request forgery vulnerabilityMultiple cross-site request forgery (CSRF) vulnerabilities in the optionsPageRequest function in admin.php in WP Fastest Cache plugin before 0.8.3.5 …EPSS 0.99%8.0CVE-2020-36836Wpfastestcache wp fastest cache cross-site request forgery vulnerabilityThe WP Fastest Cache plugin for WordPress is vulnerable to unauthorized arbitrary file deletion in versions up to, and including, 0.9.0.2 due to a la…EPSS 1.5%7.5CVE-2023-6063WP Fastest Cache unauthenticated SQL injectionThe WP Fastest Cache WordPress plugin before 1.2.2 fails to sanitise and escape a parameter before using it in a SQL statement, allowing SQL injectio…EPSS 74%analysed6.5CVE-2021-20714Wpfastestcache wp fastest cache path traversal vulnerabilityDirectory traversal vulnerability in WP Fastest Cache versions prior to 0.9.1.7 allows a remote attacker with administrator privileges to delete arbi…EPSS 2.6%

Source: NIST National Vulnerability Database (record CVE-2023-1938), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.