CVE-2026-13189
Full vulnerability record from the local CVENow database.
Description
In Progress® Telerik® UI for AJAX prior to v2026.2.708, insufficient validation of the language parameter in the spell check handler may allow an attacker to influence server-side file path resolution and trigger unintended server-side requests.
Severity
HIGH
CVSS score
7.5
(v3.1)
Vulnerability status
Analyzed
Source identifier
Published
2026-07-22 14:17:14.537000
Last modified
2026-10-24 13:10:00.147000
View original CVE JSON
{
"id": "CVE-2026-13189",
"sourceIdentifier": "[email protected]",
"published": "2026-07-22T14:17:14.537",
"lastModified": "2026-10-24T13:10:00.147",
"vulnStatus": "Analyzed",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In Progress® Telerik® UI for AJAX prior to v2026.2.708, insufficient validation of the language parameter in the spell check handler may allow an attacker to influence server-side file path resolution and trigger unintended server-side requests."
},
{
"lang": "es",
"value": "En Progress® Telerik® UI for AJAX anterior a la v2026.2.708, la validación insuficiente del parámetro de idioma en el gestor de revisión ortográfica puede permitir a un atacante influir en la resolución de rutas de archivos del lado del servidor y desencadenar solicitudes no intencionadas del lado del servidor."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
"vendor": "Progress Software",
"product": "Telerik UI for ASP.NET AJAX",
"defaultStatus": "unaffected",
"versions": [
{
"version": "2011.2.712",
"lessThan": "2026.2.708",
"versionType": "custom",
"status": "affected"
}
]
}
]
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"availabilityImpact": "NONE"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-07-22T19:11:44.980862Z",
"id": "CVE-2026-13189",
"options": [
{
"exploitation": "none"
},
{
"automatable": "yes"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"weaknesses": [
{
"source": "[email protected]",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-36"
}
]
}
],
"configurations": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:a:progress:telerik_ui_for_asp.net_ajax:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2011.2712",
"versionEndExcluding": "2026.2.708",
"matchCriteriaId": "4AF1F293-7D33-46E1-99AB-2C2C64F8689F"
}
]
}
]
}
],
"references": [
{
"url": "https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/kb-security-spellchecker-dictionarylanguage-path-traversal-CVE-2026-13189",
"source": "[email protected]",
"tags": [
"Vendor Advisory"
]
}
]
}