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Vulnerability record · CVE-2020-29172 · published 26 December 2020

CVE-2020-29172: Litespeedtech litespeed cache cross-site scripting vulnerability

Litespeedtech · Litespeed Cache

A cross-site scripting (XSS) vulnerability in the LiteSpeed Cache plugin before 3.6.1 for WordPress can be exploited via the Server IP setting.

6.1 CVSS 3.1 Medium EPSS 0.94% · top 40.6% CWE-79 · Cross-site scripting
6.1CVSS 3.1 base score, v2 4.3
0.94%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

A cross-site scripting (XSS) vulnerability in the LiteSpeed Cache plugin before 3.6.1 for WordPress can be exploited via the Server IP setting.

CVSS:3.1/AV:N/AC:L/PR:N/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://wordpress.org/plugins/litespeed-cache/#developers Third Party Advisory
https://www.litespeedtech.com/products/cache-plugins/wordpress-acceleration ProductVendor Advisory
https://wordpress.org/plugins/litespeed-cache/#developers Third Party Advisory
https://www.litespeedtech.com/products/cache-plugins/wordpress-acceleration ProductVendor Advisory

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Related vulnerabilities

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

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Source: NIST National Vulnerability Database (record CVE-2020-29172), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.