← Vulnerability feed

Vulnerability record · CVE-2021-24329 · published 1 June 2021

CVE-2021-24329: Automattic wp super cache cross-site scripting vulnerability

Automattic · Wp Super Cache

The WP Super Cache WordPress plugin before 1.7.3 did not properly sanitise its wp_cache_location parameter in its settings, which could lead to a Stored Cross-Site Scripting issue.

5.4 CVSS 3.1 Medium EPSS 4.5% · top 8.9% CWE-79 · Cross-site scripting
5.4CVSS 3.1 base score, v2 3.5
4.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

The WP Super Cache WordPress plugin before 1.7.3 did not properly sanitise its wp_cache_location parameter in its settings, which could lead to a Stored Cross-Site Scripting issue.

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

Affected products

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

References

LinkTags
https://m0ze.ru/vulnerability/%5B2021-03-23%5D-%5BWordPress%5D-%5BCWE-79%5D-WP-Super-Cache-WordPress-Plugin-v1.7.2.txt
https://wpscan.com/vulnerability/9df86d05-1408-4c22-af55-5e3d44249fd0 ExploitThird Party Advisory
https://m0ze.ru/vulnerability/%5B2021-03-23%5D-%5BWordPress%5D-%5BCWE-79%5D-WP-Super-Cache-WordPress-Plugin-v1.7.2.txt
https://wpscan.com/vulnerability/9df86d05-1408-4c22-af55-5e3d44249fd0 ExploitThird Party Advisory

Track CVE-2021-24329 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

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

9.8CVE-2013-2010WordPress W3 Total Cache Plugin Remote PHP Code ExecutionThe WordPress W3 Total Cache plugin version 0.9.2.8 contains an injection flaw (CWE-74) that allows remote PHP code execution. The vulnerability is n…EPSS 74%analysed8.8CVE-2013-2009Automattic wp super cache vulnerabilityWordPress WP Super Cache Plugin 1.2 has Remote PHP Code ExecutionEPSS 13%7.2CVE-2021-24312Automattic wp super cache code injection vulnerabilityThe parameters $cache_path, $wp_cache_debug_ip, $wp_super_cache_front_page_text, $cache_scheduled_time, $cached_direct_pages used in the settings of …EPSS 2.0%7.2CVE-2021-24209Automattic wp super cache code injection vulnerabilityThe WP Super Cache WordPress plugin before 1.7.2 was affected by an authenticated (admin+) RCE in the settings page due to input validation failure a…EPSS 28%6.1CVE-2013-2008Automattic wp super cache cross-site scripting vulnerabilityWordPress Super Cache Plugin 1.3 has XSS.EPSS 1.5%6.1CVE-2026-42897Microsoft Exchange Server XSS enables spoofingMicrosoft Exchange Server and Exchange Server Subscription Edition fail to neutralize input during web page generation, a cross-site scripting flaw (…KEVEPSS 0.52%analysed6.1CVE-2025-48700Zimbra Classic UI stored XSS via crafted email HTMLZimbra Collaboration Suite Classic UI fails to properly sanitize HTML content in email messages, allowing crafted tag structures and attribute values…KEVEPSS 1.7%analysed6.1CVE-2025-66376Zimbra Collaboration Classic UI stored XSS via CSS @import in emailZimbra Collaboration Suite 10 before 10.0.18 and 10.1 before 10.1.13 allows stored cross-site scripting in the Classic UI through CSS @import directi…KEVEPSS 20%analysed

Source: NIST National Vulnerability Database (record CVE-2021-24329), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.