WordPress plugin
Upcasted S3 Offload – AWS S3, DigitalOcean Spaces, Backblaze, MinIO Storage Integration security & vulnerabilities
Unpatched vulnerability in the latest version
At least one vulnerability affects the latest version and no fix has been released. Deactivate the plugin or restrict access to the affected feature until the vendor ships a patch.
- Critical0
- High0
- Medium3
- Low0
All Upcasted S3 Offload – AWS S3, DigitalOcean Spaces, Backblaze, MinIO Storage Integration vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium4.3 | Missing Authorization ≤3.1.0No patch available | CVE-2026-62035 | |
| Medium6.4 | Authenticated (Subscriber+) Stored Cross-Site Scripting ≤3.0.3Update to 3.0.4 | CVE-2025-22676 | |
| Medium6.1 | Reflected Cross-Site Scripting via fs_request_get ≤1.9.2No patch available | CVE-2023-33999 |
- Medium4.3Missing Authorization
≤3.1.0No patch available
- Medium6.4Authenticated (Subscriber+) Stored Cross-Site Scripting
≤3.0.3Update to 3.0.4
- Medium6.1Reflected Cross-Site Scripting via fs_request_get
≤1.9.2No patch available
Upcasted S3 Offload – AWS S3, DigitalOcean Spaces, Backblaze, MinIO Storage Integration: common questions
Does Upcasted S3 Offload – AWS S3, DigitalOcean Spaces, Backblaze, MinIO Storage Integration have known vulnerabilities?
Yes. VulnCrest Radar lists 3 known vulnerabilities in Upcasted S3 Offload – AWS S3, DigitalOcean Spaces, Backblaze, MinIO Storage Integration: 3 medium. At least one is not fixed in the latest version.
How do I check which version of Upcasted S3 Offload – AWS S3, DigitalOcean Spaces, Backblaze, MinIO Storage Integration I run?
In wp-admin open Plugins → Installed Plugins; the version is shown under the name. Without admin access, our passive Check my site tool can often read it from public files.
What is the most recent Upcasted S3 Offload – AWS S3, DigitalOcean Spaces, Backblaze, MinIO Storage Integration vulnerability?
CVE-2026-62035, published Oct 9, 2026: Upcasted S3 Offload – AWS S3, DigitalOcean Spaces, Backblaze, MinIO Storage Integration <= 3.1.0 - Missing Authorization. Severity: Medium (CVSS 4.3).
Is any Upcasted S3 Offload – AWS S3, DigitalOcean Spaces, Backblaze, MinIO Storage Integration vulnerability listed in CISA KEV?
No. None of the known Upcasted S3 Offload – AWS S3, DigitalOcean Spaces, Backblaze, MinIO Storage Integration vulnerabilities is currently listed in the CISA KEV catalog.