{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-13188","assignerOrgId":"f9fea0b6-671e-4eea-8fde-31911902ae05","state":"PUBLISHED","assignerShortName":"ProgressSoftware","dateReserved":"2026-06-24T13:46:41.850Z","datePublished":"2026-07-22T13:41:29.942Z","dateUpdated":"2026-07-22T19:12:15.521Z"},"containers":{"cna":{"providerMetadata":{"orgId":"f9fea0b6-671e-4eea-8fde-31911902ae05","shortName":"ProgressSoftware","dateUpdated":"2026-07-22T13:41:29.942Z"},"title":"DialogHandler Parameters Tampering Vulnerability in Telerik UI for ASP.NET AJAX","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-345","description":"CWE-345 Insufficient Verification of Data Authenticity","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-153","descriptions":[{"lang":"en","value":"CAPEC-153 Input Data Manipulation"}]}],"affected":[{"vendor":"Progress Software","product":"Telerik UI for ASP.NET AJAX","versions":[{"status":"affected","version":"2011.2.712","lessThan":"2026.2.708","versionType":"custom"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"In Progress® Telerik® UI for AJAX prior to v2026.2.708, DialogHandler request parameters may be tampered with, potentially altering dialog server-side behavior and enabling chained exploitation.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>In Progress® Telerik® UI for AJAX prior to v2026.2.708, DialogHandler request parameters may be tampered with, potentially altering dialog server-side behavior and enabling chained exploitation.</p>"}]}],"references":[{"url":"https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/kb-security-dialoghandler-parameters-tampering-CVE-2026-13188","tags":["vendor-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE","baseSeverity":"MEDIUM","baseScore":5.9,"vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N"}}],"credits":[{"lang":"en","value":"Marcio Almeida of TantoSec","type":"finder"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-22T19:12:04.482245Z","id":"CVE-2026-13188","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":"2026-07-22T19:12:15.521Z"}}]}}