CVE-2021-26642: Xpressengine

Critical severity, CVSS 9.8. EPSS: 1.2% chance of exploitation in the next 30 days.

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.

Affected products

• Xpressengine Xpressengine: before 3.0.14 (fixed in 3.0.14)

Published 2023-01-20. Last modified 2026-06-17.