Auth bypass in Reepaydenmark Frisbii Pay

CVE-2026-3462

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.

Vulnerability class: Broken Access Control

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.004 (30.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 30.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-3462: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2026-3462?
CVE-2026-3462 is a medium-severity vulnerability in Reepaydenmark Frisbii Pay, classified under Missing Authorization. CVSS score: 6.5/10. Published 2026-06-27.
How severe is CVE-2026-3462?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2026-3462 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.