CVE-2023-0423: WordPress Amazon s3 Project WordPress Amazon s3

Medium severity, CVSS 4.8. EPSS: 0.4% chance of exploitation in the next 30 days.

The WordPress Amazon S3 Plugin WordPress plugin before 1.6 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

Affected products

• WordPress Amazon s3 Project WordPress Amazon s3: before 1.6 (fixed in 1.6)

Published 2023-04-10. Last modified 2026-06-17.