What is CVE-2023-37871?

CVE-2023-37871 is a high-severity vulnerability in Automattic Woocommerce Gocardless, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 8.2/10. Published 2023-12-20.

How severe is CVE-2023-37871?

High severity. CVSS v3 base score is 8.2 out of 10.

Is CVE-2023-37871 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Auth bypass in Automattic Woocommerce Gocardless

CVE-2023-37871

Authorization Bypass Through User-Controlled Key vulnerability in WooCommerce GoCardless.This issue affects GoCardless: from n/a through 2.5.6.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published 2023-12-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L.

EPSS exploit prediction

EPSS: 0.006 (49.0th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 49.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

Public proof-of-concept exploits

20142995/nuclei-templates

References

patchstack.com/database/vulnerability/woocommerce-gateway-gocardless/wordpress-… (Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2023-37871?: CVE-2023-37871 is a high-severity vulnerability in Automattic Woocommerce Gocardless, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 8.2/10. Published 2023-12-20.
How severe is CVE-2023-37871?: High severity. CVSS v3 base score is 8.2 out of 10.
Is CVE-2023-37871 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.