Arbitrary file upload in Progress Software Telerik Ui For Asp.net Ajax
CVE-2026-19219
In Progress® Telerik® UI for AJAX prior to v2026.3.812, insufficient integrity protection of dialog request parameters used by the RadEditor file browser may allow an attacker who has obtained certain application encryption key material to alter the folders the file browser reads from, writes to, and uploads into, potentially resulting in remote code execution.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
Weakness classification (CWE)
References
- security@progress.com (vendor-advisory)
Frequently asked questions
- What is CVE-2026-19219?
- CVE-2026-19219 is a high-severity vulnerability in Progress Software Telerik Ui For Asp.net Ajax, classified under Insufficient Verification of Data Authenticity. CVSS score: 8.1/10. Published 2026-09-02.
- How severe is CVE-2026-19219?
- High severity. CVSS v3 base score is 8.1 out of 10.