Vulnerability in Wallet For Woocommerce

CVE-2026-16538

The Wallet for WooCommerce WordPress plugin before 1.6.10 does not verify the amount actually collected for a wallet top-up before crediting the wallet, allowing customers to top up their wallet balance for less than its value.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.004 (32.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 32nd percentile — 32.1% 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-2026-16538: held from 0.002 to 0.004.

EPSS over last 30 days · oldest: 0.002 · newest: 0.004 · change: +0.002

Affected products

  • Wallet For Woocommerce — versions 0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-16538?
CVE-2026-16538 is a critical-severity vulnerability in Wallet For Woocommerce, classified under Improper Access Control. CVSS score: 9.1/10. Published 2026-08-12.
How severe is CVE-2026-16538?
Critical severity. CVSS v3 base score is 9.1 out of 10.