CVE-2026-121633 (GCVE-0-2026-121633)
Vulnerability from cvelistv5 – Published: 2026-11-06 07:30 – Updated: 2026-11-06 11:50
VLAI
EPSS
VEX
Title
Order Tracking < 3.6.0 - Unauthenticated Payment Confirmation Forgery via PayPal IPN Listener
Summary
The Order Tracking WordPress plugin before 3.6.0 does not verify that a PayPal payment notification was sent to the merchant's account, or that its amount matches the order total, before marking an order as paid, which could allow unauthenticated attackers to mark arbitrary orders as paid using a trivial payment to their own PayPal account.
Severity
5.3 (Medium)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-11-06 11:41 UTC
CWE
- CWE-345 Insufficient Verification of Data Authenticity
- CWE-345 - Insufficient Verification of Data Authenticity
Assigner
WPScan
CNA
References
1 reference
| URL | Tags |
|---|---|
| https://wpscan.com/vulnerability/5eafeeb0-0bea-46… | exploitvdb-entrytechnical-description |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Unknown | Order Tracking |
Affected:
0 , < 3.6.0
(semver)
|
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The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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