AWS S3 for WordPress Plugin – Upcasted: Cross-site scripting
AWS S3 for WordPress Plugin – Upcasted is affected by cross-site scripting. Exposure depends on how the affected operation is made reachable by the site. Injected script can execute in the affected site's origin when the vulnerable output is viewed.
- Component
- AWS S3 for WordPress Plugin – Upcasted
- Plugin slug
upcasted-from-n-a-through- Affected
- See vendor advisory
- Safe version
- See mitigation notes
- Published
- Feb 16, 2025
This CVE was published Feb 16, 2025 and is one of 1 known issue for this plugin.
Update, patch or deactivate.
Update AWS S3 for WordPress Plugin – Upcasted to a release outside the affected range, or disable and remove it until a fixed version is available.
No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in upcasted AWS S3 for WordPress Plugin – Upcasted upcasted-s3-offload allows Stored XSS.This issue affects AWS S3 for WordPress Plugin – Upcasted: from n/a through <= 3.0.3.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L