CVE-2021-40531

CRITICAL

Sketch <75 - RCE

Title source: llm

Description

Sketch before 75 allows library feeds to be used to bypass file quarantine. Files are automatically downloaded and opened, without the com.apple.quarantine extended attribute. This results in remote code execution, as demonstrated by CommandString in a terminal profile to Terminal.app.

Exploits (1)

nomisec WRITEUP 13 stars
by jonpalmisc · poc
https://github.com/jonpalmisc/CVE-2021-40531

Scores

CVSS v3 9.8
EPSS 0.0671
EPSS Percentile 91.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-434
Status published
Products (1)
sketch/sketch < 75
Published Sep 06, 2021
Tracked Since Feb 18, 2026