CVE-2020-36847

What it is

The Simple-File-List Plugin for WordPress is vulnerable to Remote Code Execution in versions up to, and including, 4.2.2 via the rename function which can be used to rename uploaded PHP code with a png extension to use a php extension. This allows unauthenticated attackers to execute code on the server.

At a glance

Exploitability

Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.

Exploit odds

43.5% chance of exploitation in the next 30 days (EPSS). Higher than most.

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2025-07-11 21:23 UTC ReservedThe CVE id was reserved by its CNA
2. 2025-07-12 10:15 UTC PublishedDisclosed publicly on CVE.org and NVD
3. 2026-06-17 03:16 UTC Last updatedMost recent change to the record

Details

Published

2025-07-12 10:15 UTC

Last modified

2026-06-17 03:16 UTC

Exploit probability

43.5% · EPSS, next 30 days

Weakness

CWE-434 · Unrestricted file upload

Record status

Analyzed

Affected

• Simplefilelist Simple File List < 4.2.3

Attack profile CVSS 3.1 · 9.8

Attack vector

Network

Complexity

Low

Privileges needed

None

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High