CVE-2020-36836

HIGH EXPLOITED NUCLEI

WP Fastest Cache <0.9.0.2 - Privilege Escalation

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2020-36836 has been observed exploited in the wild (reported by VulnCheck KEV). EIP tracks 1 public exploit from researchers including halilkirazkaya. A Nuclei detection template is also available.

AI-analyzed exploit summary The repository contains functional exploit code for CVE-2020-36836, demonstrating an unauthorized arbitrary file deletion vulnerability in the WP Fastest Cache plugin for WordPress. The PoC includes a crafted HTTP request to exploit the vulnerability.

Description

The 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 lack of capability checking and insufficient path validation. This makes it possible for authenticated users with minimal permissions to delete arbitrary files from the server.

Exploits (1)

github WORKING POC 4 stars
by halilkirazkaya · poc
https://github.com/halilkirazkaya/cve-poc-garage/tree/main/2020/CVE-2020-36836.md

The repository contains functional exploit code for CVE-2020-36836, demonstrating an unauthorized arbitrary file deletion vulnerability in the WP Fastest Cache plugin for WordPress. The PoC includes a crafted HTTP request to exploit the vulnerability.

Classification
Working Poc 95%
Attack Type
Auth Bypass
Complexity
Trivial
Reliability
Reliable
Target: WP Fastest Cache plugin for WordPress (versions up to and including 0.9.0.2)
No auth needed
Prerequisites: Access to the target WordPress site with the vulnerable plugin installed
devstral-2 · analyzed Feb 27, 2026 Full analysis →

Nuclei Templates (1)

WordPress WP Fastest Cache <= 0.9.0.2 - Authenticated Arbitrary File Deletion
HIGHVERIFIEDby melmathari
Shodan: http.html:/wp-content/plugins/wp-fastest-cache/
FOFA: body=/wp-content/plugins/wp-fastest-cache/

Scores

CVSS v3 8.0
EPSS 0.0137
EPSS Percentile 68.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

VulnCheck KEV 2024-10-15
CWE
CWE-22 CWE-352
Status published
Products (2)
emrevona/WP Fastest Cache – WordPress Cache Plugin < 0.9.0.3
wpfastestcache/wp_fastest_cache < 0.9.0.3
Published Oct 16, 2024
Tracked Since Feb 18, 2026