CVE-2026-3462 Frisbii Pay <= 1.8.9 - Missing Authorization to Authenticated (Subscriber+) Payment Token Modification

Medium 6.5 Published Updated

Authenticated subscribers can modify WooCommerce payment tokens and order metadata due to missing capability checks in the Frisbii Pay plugin.

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-2026-3462?

CVE-2026-3462 is a medium-severity missing authorization vulnerability in reepaydenmark Frisbii Pay, published on 27 Jun 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The Frisbii Pay plugin for WordPress is vulnerable to unauthorized modification of data due to missing capability checks on the 'upload_csv' and 'process_batch' functions in all versions up to, and including, 1.8.9. This makes it possible for authenticated attackers, with Subscriber-level access and above, to upload arbitrary CSV data and overwrite WooCommerce payment tokens, postmeta, and order meta records.

Weakness: CWE-862

Which versions are affected by CVE-2026-3462?

How do I fix CVE-2026-3462?

No fix has been published for CVE-2026-3462 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-2026-3462 being exploited?

There is no known exploitation of CVE-2026-3462 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-mxv8-m55g-xf4p.

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