Cyber Resilience

CVE-2023-37871

High

Published: 20 December 2023

Published
20 December 2023
Modified
28 April 2026
KEV Added
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Patch
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CVSS Score v3.1 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L
EPSS Score 0.0011 28.6th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-37871 is a high-severity Authorization Bypass Through User-Controlled Key (CWE-639) vulnerability in Automattic Woocommerce Gocardless. Its CVSS base score is 8.2 (High).

Operationally, ranked at the 28.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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

CWE(s)
CWE-639

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

automattic
woocommerce gocardless
≤ 2.5.7

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

AC-24 Access Control Decisions
addresses: CWE-639

Per-request decision making makes it harder to bypass authorization using user-controlled keys without proper validation in the decision process.

AC-3 Access Enforcement
addresses: CWE-639

Consistent enforcement of approved authorizations makes bypassing via user-controlled keys ineffective.

References