# LiteSpeed Cache WordPress plugin: unauthenticated admin takeover (CVE-2024-28000) · pwn.watch

> A weak hash in the LiteSpeed Cache plugin's role-simulation feature let unauthenticated attackers brute-force a value and become administrator on WordPress sites. The plugin had 5+ million installs. Fixed in 6.4.

Page: https://pwn.watch/i/litespeed-cache-privilege-escalation-cve-2024-28000 · generated 2026-10-22T22:41:49.181Z

## Status
- Severity: critical · status: closed · patch: patched
- Product: LiteSpeed Cache (WordPress plugin)
- Started: 2024-08-13 · closed: 2024-08-21
- CVEs: CVE-2024-28000
- Affected: < 6.4 (Patchstack)
- Fixed in: 6.4

## Follow this incident
- RSS (one item per update): https://pwn.watch/i/litespeed-cache-privilege-escalation-cve-2024-28000/feed.xml
- JSON Feed: https://pwn.watch/i/litespeed-cache-privilege-escalation-cve-2024-28000/feed.json
- Full data (timeline, sources, posts, agentBrief): https://pwn.watch/i/litespeed-cache-privilege-escalation-cve-2024-28000.json
- This file: https://pwn.watch/i/litespeed-cache-privilege-escalation-cve-2024-28000/llms.txt

## Updates (newest first)
- 2024-08-21: Patchstack publishes details (https://patchstack.com/articles/critical-privilege-escalation-in-litespeed-cache-plugin-affecting-5-million-sites/)
- 2024-08-13: LiteSpeed Cache 6.4 released with the fix (https://patchstack.com/articles/critical-privilege-escalation-in-litespeed-cache-plugin-affecting-5-million-sites/)

## Fix brief
# Security brief: LiteSpeed Cache WordPress plugin: unauthenticated admin takeover (CVE-2024-28000)

Source: https://pwn.watch/i/litespeed-cache-privilege-escalation-cve-2024-28000 · status: closed (closed Aug 21, 2024) · severity: critical · updated Aug 21, 2024

## Patch status
**PATCHED: fixed releases exist. Upgrade to a fixed version.**

## What it is
A weak hash in the LiteSpeed Cache plugin's role-simulation feature let unauthenticated attackers brute-force a value and become administrator on WordPress sites. The plugin had 5+ million installs. Fixed in 6.4.

Severity detail: CVSS 9.8 (CNA)

- Product: LiteSpeed Cache (WordPress plugin)
- CVE / advisory ids: CVE-2024-28000

## Affected versions
- < 6.4 (Patchstack)

## Check whether you're affected
No generic command applies (the product is a hosted service, appliance or desktop app). Check the installed version in its admin UI / About screen and compare with the versions above.

## Fix
Upgrade to one of these fixed versions (or later on the same branch):
- 6.4

After upgrading, re-run the checks above and redeploy/restart the affected services.

## Latest updates
- Aug 21, 2024: Patchstack publishes details
- Aug 13, 2024: LiteSpeed Cache 6.4 released with the fix

## Advisories
- [NVD: CVE-2024-28000](https://nvd.nist.gov/vuln/detail/CVE-2024-28000) (NVD)

## Write-ups & news
- [Critical privilege escalation in LiteSpeed Cache plugin affecting 5+ million sites](https://patchstack.com/articles/critical-privilege-escalation-in-litespeed-cache-plugin-affecting-5-million-sites/)

---
Machine-readable: https://pwn.watch/i/litespeed-cache-privilege-escalation-cve-2024-28000.json · all incidents: https://pwn.watch/incidents.json. Verify against the vendor advisory before changing production systems.