CVE-2026-62035 WordPress AWS S3 for WordPress Plugin – Upcasted plugin <= 3.1.0 - Broken Access Control vulnerability

Q: What is CVE-2026-62035?

CVE-2026-62035 is a medium-severity missing authorization vulnerability in AWS S3 for WordPress Plugin – Upcasted, published on 10 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Q: Is CVE-2026-62035 being exploited?

There is no known exploitation of CVE-2026-62035 in the wild and no public exploit code.

Q: How do I fix CVE-2026-62035?

No fix has been published for CVE-2026-62035 yet. Limit exposure of the affected software until one is available.

Medium 6.3 Published 10 Oct 2026 Updated 11 Oct 2026

Subscribers can bypass access controls in the AWS S3 for WordPress plugin, potentially accessing restricted functionality or data.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-62035?

CVE-2026-62035 is a medium-severity missing authorization vulnerability in AWS S3 for WordPress Plugin – Upcasted, published on 10 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Subscriber Broken Access Control in AWS S3 for WordPress Plugin – Upcasted <= 3.1.0 versions.

Weakness: CWE-862

Which versions are affected by CVE-2026-62035?

How do I fix CVE-2026-62035?

No fix has been published for CVE-2026-62035 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-62035 being exploited?