CVE-2021-40531

9.8 criticalEPSS 33%

Critical (9.8) in sketch sketch. EPSS 33% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

9.8 critical

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

EPSS: 33% chance of exploitation in the next 30 days; higher than 98% of CVEs (scores of 2026-10-31)
CWE: CWE-434
Published: 2021-09-06
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

sketch:sketch

References

https://jonpalmisc.com/2021/11/22/cve-2021-40531
https://www.sketch.com/updates/#version-75
https://jonpalmisc.com/2021/11/22/cve-2021-40531
https://www.sketch.com/updates/#version-75

Check your stack JSON