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2 vulnerabilities found for Payment Gateway PayPay for WooCommerce by Unknown
CVE-2026-82215 (GCVE-0-2026-82215)
Vulnerability from nvd – Published: 2026-09-11 10:56 – Updated: 2026-09-11 12:07
VLAI
EPSS
VEX
Title
WC PayPay Gateway 0.5 - 0.9.3 - Unauthenticated Payment Bypass via Unverified Webhook
Summary
The Payment Gateway PayPay for WooCommerce WordPress plugin from 0.5 to 0.9.3 does not verify the authenticity of the payment notifications it receives before acting on them, allowing unauthenticated attackers who know the store's merchant identifier to mark arbitrary orders as paid, or to cancel or fail them.
Severity
5.9 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-11 12:05 UTC
CWE
- CWE-345 Insufficient Verification of Data Authenticity
- CWE-345 - Insufficient Verification of Data Authenticity
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://wpscan.com/vulnerability/c7703a51-9d5d-44… | exploitvdb-entrytechnical-description |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Unknown | Payment Gateway PayPay for WooCommerce |
Affected:
0.5 , ≤ 0.9.3
(semver)
|
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}
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"source": {
"discovery": "EXTERNAL"
},
"title": "WC PayPay Gateway 0.5 - 0.9.3 - Unauthenticated Payment Bypass via Unverified Webhook",
"x_generator": {
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}
}
},
"cveMetadata": {
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"datePublished": "2026-09-11T10:56:35.516Z",
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CVE-2026-82215 (GCVE-0-2026-82215)
Vulnerability from cvelistv5 – Published: 2026-09-11 10:56 – Updated: 2026-09-11 12:07
VLAI
EPSS
VEX
Title
WC PayPay Gateway 0.5 - 0.9.3 - Unauthenticated Payment Bypass via Unverified Webhook
Summary
The Payment Gateway PayPay for WooCommerce WordPress plugin from 0.5 to 0.9.3 does not verify the authenticity of the payment notifications it receives before acting on them, allowing unauthenticated attackers who know the store's merchant identifier to mark arbitrary orders as paid, or to cancel or fail them.
Severity
5.9 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-11 12:05 UTC
CWE
- CWE-345 Insufficient Verification of Data Authenticity
- CWE-345 - Insufficient Verification of Data Authenticity
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://wpscan.com/vulnerability/c7703a51-9d5d-44… | exploitvdb-entrytechnical-description |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Unknown | Payment Gateway PayPay for WooCommerce |
Affected:
0.5 , ≤ 0.9.3
(semver)
|
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"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"collectionURL": "https://wordpress.org/plugins",
"defaultStatus": "unknown",
"product": "Payment Gateway PayPay for WooCommerce",
"vendor": "Unknown",
"versions": [
{
"lessThanOrEqual": "0.9.3",
"status": "affected",
"version": "0.5",
"versionType": "semver"
}
]
}
],
"credits": [
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"lang": "en",
"type": "finder",
"value": "Pedro Pinho"
},
{
"lang": "en",
"type": "coordinator",
"value": "WPScan"
}
],
"descriptions": [
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}
],
"metrics": [
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"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N",
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"references": [
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}
],
"source": {
"discovery": "EXTERNAL"
},
"title": "WC PayPay Gateway 0.5 - 0.9.3 - Unauthenticated Payment Bypass via Unverified Webhook",
"x_generator": {
"engine": "WPScan CVE Generator"
}
}
},
"cveMetadata": {
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