CVE-2023-31689

CRITICAL

wcms 0.3.2 - Unauthenticated Arbitrary File Upload and Remote Code Execution via /wcms/wex/html.php

Title source: llm
STIX 2.1

Description

In Wcms 0.3.2, an attacker can send a crafted request from a vulnerable web application backend server /wcms/wex/html.php via the finish parameter and the textAreaCode parameter. It can write arbitrary strings into custom file names and upload any files, and write malicious code to execute scripts to trigger command execution.

References (1)

Core 1
Core References

Scores

CVSS v3 9.8
EPSS 0.2176
EPSS Percentile 97.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-434
Status published
Products (1)
wcms/wcms 0.3.2
Published May 22, 2023
Tracked Since Feb 18, 2026