The "quick setup" view presented to users after they first create an
event allows to set up the most critical parts of an event in just a few
clicks. This view did not properly check that the user has permission
to change configuration for the given event. An attacker could use a
well-timed request to create products, quotas, set bank transfer
configuration, or connect a stripe account to an event they do not have
access to.
< 2026.4.6 - AFFECTED
< 2026.5.4 - AFFECTED
< 2026.6.1 - AFFECTED
The "quick setup" view presented to users after they first create an event allows to set up the...
https://github.com/advisories/GHSA-2gm5-4hq3-g753The "quick setup" view presented to users after they first create an event allows to set up the most critical parts of an event in just a few clicks. This view did not properly check that the user has permission to change configuration for the given event. An attacker could use a well-timed request to create products, quotas, set bank transfer configuration, or connect a stripe account to an event they do not have access to.
{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-18028",
"assignerOrgId": "655498c3-6ec5-4f0b-aea6-853b334d05a6",
"assignerShortName": "rami.io",
"dateUpdated": "2026-07-28T12:38:22.341Z",
"dateReserved": "2026-07-28T07:28:14.113Z",
"datePublished": "2026-07-28T10:39:48.208Z",
"state": "PUBLISHED"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "655498c3-6ec5-4f0b-aea6-853b334d05a6",
"shortName": "rami.io",
"dateUpdated": "2026-07-28T10:39:48.208Z"
},
"title": "Missing authorization check in event quick setup view",
"descriptions": [
{
"lang": "en",
"value": "The \"quick setup\" view presented to users after they first create an \nevent allows to set up the most critical parts of an event in just a few\n clicks. This view did not properly check that the user has permission \nto change configuration for the given event. An attacker could use a \nwell-timed request to create products, quotas, set bank transfer \nconfiguration, or connect a stripe account to an event they do not have \naccess to.",
"supportingMedia": [
{
"type": "text/html",
"base64": false,
"value": "The \"quick setup\" view presented to users after they first create an \nevent allows to set up the most critical parts of an event in just a few\n clicks. This view did not properly check that the user has permission \nto change configuration for the given event. An attacker could use a \nwell-timed request to create products, quotas, set bank transfer \nconfiguration, or connect a stripe account to an event they do not have \naccess to."
}
]
}
],
"affected": [
{
"vendor": "pretix GmbH",
"product": "pretix",
"collectionURL": "https://pypi.python.org",
"packageName": "pretix",
"repo": "https://github.com/pretix/pretix",
"defaultStatus": "unaffected",
"versions": [
{
"version": "0",
"status": "affected",
"versionType": "python",
"lessThan": "2026.4.6"
},
{
"version": "2026.5.0",
"status": "affected",
"versionType": "python",
"lessThan": "2026.5.4"
},
{
"version": "2026.6.0",
"status": "affected",
"versionType": "q",
"lessThan": "2026.6.1"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"description": "CWE-639 Authorization bypass through User-Controlled key",
"cweId": "CWE-639",
"type": "CWE"
}
]
}
],
"references": [
{
"url": "https://pretix.eu/about/en/blog/20260728-release-2026-6-1/",
"tags": [
"vendor-advisory"
]
}
],
"impacts": [
{
"capecId": "CAPEC-115",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-115 Authentication Bypass"
}
]
}
],
"metrics": [
{
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "dizconnectz",
"type": "finder"
}
]
},
"adp": [
{
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-07-28T12:38:22.341Z"
},
"title": "CISA ADP Vulnrichment",
"metrics": [
{}
]
}
]
}
}