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Payment verification bypass in BizSpring Shop lets buyers skip payment

Priority MEDIUM 64CWE-345Published · Updated

Key facts

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

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-345.

Summary

BizSpring Shop through commit cf22d39daaf1 contains a payment verification bypass that lets authenticated buyers mark their orders as paid. An authenticated remote attacker with low privileges can call the PaymentController.testPostPay handler to obtain goods without paying or to settle other members' orders. The flaw is classified as CWE-345, insufficient verification of data authenticity.

Written with Claude Haiku 5.5 from the sources below · 2026-11-06

Description from the CNA

BizSpring Shop through commit cf22d39daaf1 contains a payment verification bypass vulnerability that allows authenticated buyers to mark orders paid by calling the PaymentController.testPostPay handler. Attackers can generate a payment log via /member/payment/load and request /member/payment/test_post_pay_{paymentLogSn} to obtain goods without paying or settle other members' orders.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00305 23rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

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

Affected products

No affected products listed by the sources yet.

Remediation

The sources list no fixed version for BizSpring Shop.

Written with Claude Haiku 5.5 from the sources below · 2026-11-06

Timeline

  1. 2026-10-14 Threatist record created from CVE-2026-110607
  2. 2026-10-14 Alias added: GHSA-r6p5-w7hv-x5rq
  3. 2026-10-15 CISA SSVC decision points changed

References

  • TI-2026-74102 Insecure direct object reference in BizSpring Shop order handling CVSS 4.0MEDIUM 5.3

Sources