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vuln-cve/data/2026/2xxx/CVE-2026-2878.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-2878",
"assignerOrgId": "f9fea0b6-671e-4eea-8fde-31911902ae05",
"state": "PUBLISHED",
"assignerShortName": "ProgressSoftware",
"dateReserved": "2026-02-20T16:20:51.770Z",
"datePublished": "2026-02-25T14:45:11.142Z",
"dateUpdated": "2026-02-27T17:06:16.616Z"
},
"containers": {
"cna": {
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{
"defaultStatus": "unaffected",
"product": "Telerik UI for ASP.NET AJAX",
"vendor": "Progress Software",
"versions": [
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"lessThan": "2026.1.225",
"status": "affected",
"version": "2011.2.712",
"versionType": "custom"
}
]
}
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"lang": "en",
"type": "finder",
"value": "Monetary Authority of Singapore"
}
],
"descriptions": [
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"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "In Progress® Telerik® UI for AJAX, versions prior to 2026.1.225, an insufficient entropy vulnerability exists in RadAsyncUpload, where a predictable temporary identifier, based on timestamp and filename, can enable collisions and file content tampering."
}
],
"value": "In Progress® Telerik® UI for AJAX, versions prior to 2026.1.225, an insufficient entropy vulnerability exists in RadAsyncUpload, where a predictable temporary identifier, based on timestamp and filename, can enable collisions and file content tampering."
}
],
"impacts": [
{
"capecId": "CAPEC-149",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-149 Explore for Predictable Temporary File Names"
}
]
},
{
"capecId": "CAPEC-26",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-26 Leveraging Race Conditions"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N",
"version": "3.1"
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"format": "CVSS",
"scenarios": [
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"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-331",
"description": "CWE-331 Insufficient Entropy",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"orgId": "f9fea0b6-671e-4eea-8fde-31911902ae05",
"shortName": "ProgressSoftware",
"dateUpdated": "2026-02-25T14:45:11.142Z"
},
"references": [
{
"tags": [
"vendor-advisory"
],
"url": "https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/kb-security-insufficient-entropy-cve-2026-2878"
}
],
"source": {
"discovery": "EXTERNAL"
},
"title": "Insufficient Entropy Vulnerability in Telerik UI for ASP.NET AJAX",
"x_generator": {
"engine": "Vulnogram 0.2.0"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-02-27T17:06:09.729072Z",
"id": "CVE-2026-2878",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
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}