CVE•Published 2026-07-22•Modified 2026-08-06•1 article on news•6 live references•NVD data

CVE-2026-13181Progress · Telerik_ui_for_asp.net_ajax

Vulnerability data via NVD (ingested)

CVSS v3.1

8.1

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS percentile

Exploit Prediction Scoring System · top 63% of all CVEs

Weaknesses (CWE)

CWE-470Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection')

Description

In Progress® Telerik® UI for AJAX prior to v2026.2.708, forged upload metadata can influence AsyncUploadTypeName processing and trigger unsafe attacker-controlled type resolution, enabling remote code execution in affected deployments.

Timeline

Published 2026-07-22

Modified 2026-08-06

External references

NVD MITRE Exploit-DB GitHub PoC Sploitus VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2026-13181

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Progress Telerik Ui For Asp.net Ajax"

All exposed Progress Telerik Ui For Asp.net Ajax instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Telerik Ui For Asp.net Ajax"

HTTP body or banner mentions "Telerik Ui For Asp.net Ajax" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2026-13181