CVE-2021-26642

Published Jan 20, 2023

Last updated 2 years ago

Overview

Description
When uploading an image file to a bulletin board developed with XpressEngine, a vulnerability in which an arbitrary file can be uploaded due to insufficient verification of the file. A remote attacker can use this vulnerability to execute arbitrary code on the server where the bulletin board is running.
Source
vuln@krcert.or.kr
NVD status
Analyzed

Risk scores

CVSS 3.1

Type
Primary
Base score
9.8
Impact score
5.9
Exploitability score
3.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity
CRITICAL

Weaknesses

nvd@nist.gov
CWE-434
vuln@krcert.or.kr
CWE-434

Social media

Hype score
Not currently trending

Configurations