Is litespeed-cache (WordPress plugin) vulnerable?

WordPress litespeed-cache has 7 known advisories in the phpwarden feed, 1 actively exploited. Feed 2026.10.29.1, updated 2026-10-28.

7advisories
1critical
1on CISA KEV
1no fix recorded
CVETitleSeverityCVSSAffectedFixed in
CVE-2024-28000 KEVUnauthenticated privilege escalation to administrator via weak hash in the crawlercritical9.8>=1.9 and <6.46.4
CVE-2023-4372The LiteSpeed Cache plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'esi' shortcode in versions up to, and includimedium6.4<=5.6–
CVE-2021-24964The LiteSpeed Cache WordPress plugin before 4.4.4 does not properly verify that requests are coming from QUIC.cloud servers, allowing attackmedium6.1<4.4.44.4.4
CVE-2020-29172A cross-site scripting (XSS) vulnerability in the LiteSpeed Cache plugin before 3.6.1 for WordPress can be exploited via the Server IP settimedium6.1<3.6.13.6.1
CVE-2021-24963The LiteSpeed Cache WordPress plugin before 4.4.4 does not escape the qc_res parameter before outputting it back in the JS code of an admin medium4.8<4.4.44.4.4
CVE-2024-9169The LiteSpeed Cache plugin for WordPress is vulnerable to Stored Cross-Site Scripting via plugin debug settings in all versions up to, and imedium5.5<6.56.5
CVE-2024-3246The LiteSpeed Cache plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 6.2.0.1. This is medium6.1<6.36.3

Am I affected?

Find out in one command. phpwarden checks your WordPress install against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# one-time install
pip install phpwarden

# then
phpwarden wordpress /var/www/html

Or keep it checked automatically with the GitHub Action or a nightly cron; see WordPress docs.

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