Read the docs
TI-2026-81936 Aliases CVE-2026-103313GHSA-m8g2-r2r9-qg3j

Payment bypass in BitPay Gateway for WooCommerce

Priority LOW 29CWE-345Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
None · Low · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-345.

Summary

The BitPay Gateway for WooCommerce WordPress plugin through 4.1.3 is affected. It does not bind the payment provider's transaction confirmation to the order it completes or verify the confirmed amount (CWE-345). An unauthenticated attacker who holds one genuine low-value transaction can mark arbitrary higher-value orders as paid. The references link a public exploit.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

Description from the CNA

The BitPay Gateway for WooCommerce WordPress plugin through 4.1.3 does not bind the payment provider's transaction confirmation to the order it completes, nor verify the confirmed amount, allowing an unauthenticated attacker who holds a single genuine low-value transaction to mark arbitrary higher-value orders as paid.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00162 5th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
UnknownBitPay Gateway for WooCommerceup to 4.1.3—No fix listedCNA
  • BitPay Gateway for WooCommerce VendorUnknown Affected up to 4.1.3 Fixed in — No fix listed CNA

Remediation

The sources list no fixed version for BitPay Gateway for WooCommerce.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

Timeline

  1. 2026-10-28 Threatist record created from CVE-2026-103313
  2. 2026-10-28 Alias added: GHSA-m8g2-r2r9-qg3j
  3. 2026-10-28 Weakness changed · CISA ADP
  4. 2026-10-28 CISA SSVC decision points changed

References

Exploit 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences