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vuln-cve/data/2026/77xxx/CVE-2026-77128.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-77128",
"assignerOrgId": "f4fb688c-4412-4426-b4b8-421ecf27b14a",
"state": "PUBLISHED",
"assignerShortName": "TYPO3",
"dateReserved": "2026-08-20T13:10:12.062Z",
"datePublished": "2026-08-25T09:00:44.929Z",
"dateUpdated": "2026-08-25T14:06:14.408Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "f4fb688c-4412-4426-b4b8-421ecf27b14a",
"shortName": "TYPO3",
"dateUpdated": "2026-08-25T09:00:44.929Z"
},
"title": "Broken Access Control in extension \"Event management and registration\" (sf_event_mgt)",
"datePublic": "2026-08-25T09:00:00.000Z",
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"cweId": "CWE-862",
"description": "CWE-862 Missing Authorization",
"type": "CWE"
}
]
}
],
"affected": [
{
"vendor": "TYPO3",
"product": "Extension \"Event management and registration\"",
"collectionURL": "https://packagist.org/",
"packageName": "derhansen/sf_event_mgt",
"versions": [
{
"status": "affected",
"version": "9.0.0",
"lessThan": "9.0.3",
"versionType": "semver"
},
{
"status": "affected",
"version": "8.0.0",
"lessThan": "8.6.2",
"versionType": "semver"
},
{
"status": "affected",
"version": "7.0.0",
"lessThan": "7.9.3",
"versionType": "semver"
},
{
"status": "affected",
"version": "6.0.0",
"lessThan": "6.7.2",
"versionType": "semver"
},
{
"status": "affected",
"version": "0",
"lessThan": "5.9.3",
"versionType": "semver"
}
],
"defaultStatus": "unaffected",
"repo": "https://github.com/derhansen/sf_event_mgt"
}
],
"descriptions": [
{
"lang": "en",
"value": "The extension fails to enforce enable-field restrictions on a repository query parameter. An unauthenticated remote user can pass a demand-override parameter to view hidden or time-restricted events, unless the disableOverrideDemand plugin setting is active. Exploitation of this issue requires only that disableOverrideDemand is not enabled.",
"supportingMedia": [
{
"type": "text/html",
"base64": false,
"value": "The extension fails to enforce enable-field restrictions on a repository query parameter. An unauthenticated remote user can pass a demand-override parameter to view hidden or time-restricted events, unless the <code>disableOverrideDemand</code> plugin setting is active. Exploitation of this issue requires only that <code>disableOverrideDemand</code> is not enabled."
}
]
}
],
"references": [
{
"url": "https://typo3.org/security/advisory/typo3-ext-sa-2026-023",
"tags": [
"vendor-advisory"
]
}
],
"metrics": [
{
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
],
"cvssV4_0": {
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"attackRequirements": "PRESENT",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"vulnConfidentialityImpact": "LOW",
"subConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "NONE",
"subIntegrityImpact": "NONE",
"vulnAvailabilityImpact": "NONE",
"subAvailabilityImpact": "NONE",
"exploitMaturity": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"valueDensity": "NOT_DEFINED",
"vulnerabilityResponseEffort": "NOT_DEFINED",
"providerUrgency": "NOT_DEFINED",
"version": "4.0",
"baseSeverity": "MEDIUM",
"baseScore": 6.3,
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N"
}
}
],
"credits": [
{
"lang": "en",
"value": "Torben Hansen",
"type": "remediation developer"
}
],
"source": {
"discovery": "UNKNOWN"
},
"x_generator": {
"engine": "Vulnogram 1.0.0"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-08-25T14:06:05.110383Z",
"id": "CVE-2026-77128",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-08-25T14:06:14.408Z"
}
}
]
}
}