{"id":"CVE-2026-13184","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-13184","generatedAt":"2026-10-28T03:39:00.475Z","title":"In Progress® Telerik® UI for AJAX prior to v2026.2.708, when Telerik.Upload.ConfigurationHashKey is absent and machineKey is not explicitly configured, upload metadata integrity protection may fall back to a predictable default key, enabling attackers…","description":"In Progress® Telerik® UI for AJAX prior to v2026.2.708, when Telerik.Upload.ConfigurationHashKey is absent and machineKey is not explicitly configured, upload metadata integrity protection may fall back to a predictable default key, enabling attackers to forge protected upload metadata and unlock further exploit chains.","published":"2026-07-22T14:17:14.000Z","lastModified":"2026-10-24T17:10:00.000Z","status":"Analyzed","sourceIdentifier":"security@progress.com","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},"cwe":["CWE-321"],"affected":["progress/telerik ui for asp.net ajax"],"epss":{"score":0.00306,"percentile":0.23271,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.31%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/kb-security-rau-unauth-deserialization-chain-cve-2026-13184","tags":["Vendor Advisory","Mitigation"],"source":"security@progress.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-13184","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}