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1 vulnerability found for pretix-adyen by pretix
CVE-2026-101275 (GCVE-0-2026-101275)
Vulnerability from cvelistv5 – Published: 2026-11-10 12:00 – Updated: 2026-11-10 12:00
VLAI
EPSS
VEX
Title
Insufficient validation of payment status in pretix-adyen
Summary
Our payment integration with Adyen did not properly validate payment status responses. An attacker could use a successful payment status response from one payment and supply it to the system for a different payment, gaining access to multiple valid tickets with only one payment.
Severity
Assigner
pretix
CNA
References
1 reference
| URL | Tags |
|---|---|
| https://pretix.eu/about/en/blog/20261110-adyen/ | vendor-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| pretix | pretix-adyen |
Affected:
0 , < 1.5.4
(python)
|
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"metrics": [
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"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "HIGH",
"attackRequirements": "PRESENT",
"attackVector": "NETWORK",
"baseScore": 6.3,
"baseSeverity": "MEDIUM",
"exploitMaturity": "NOT_DEFINED",
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"valueDensity": "NOT_DEFINED",
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"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"format": "CVSS",
"scenarios": [
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"providerMetadata": {
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"source": {
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},
"title": "Insufficient validation of payment status in pretix-adyen",
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"cveMetadata": {
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"datePublished": "2026-11-10T12:00:19.011Z",
"dateReserved": "2026-09-28T11:48:56.321Z",
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