CVE-2021-24253

high

Description

The Classyfrieds WordPress plugin through 3.8 does not properly check the uploaded file when an authenticated user adds a listing, only checking the content-type in the request. This allows any authenticated user to upload arbitrary PHP files via the Add Listing feature of the plugin, leading to RCE.

References

https://wpscan.com/vulnerability/ee42c233-0ff6-4b27-a5ec-ad3246bef079

https://github.com/jinhuang1102/CVE-ID-Reports/blob/master/classyfrieds.md

Details

Source: Mitre, NVD

Published: 2021-05-06

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 6.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 8.8

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.01082