What is CVE-2026-106164?

CVE-2026-106164 is a high-severity vulnerability in Progress Software Telerik Document Processing Libraries, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 7.3/10. Published 2026-10-07.

How severe is CVE-2026-106164?

High severity. CVSS v3 base score is 7.3 out of 10.

Vulnerability in Progress Software Telerik Document Processing Libraries

CVE-2026-106164

In Progress® Telerik® Document Processing SpreadProcessing library, versions prior to 2026.3.1006, an infinite loop vulnerability exists when importing an XLS file with a specifically-targted corruption, the import timeout is ignored resulting in an unresponsive CPU thread and denial of service.

Published 2026-10-07 · last modified 2026-10-07.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Progress Software Telerik Document Processing Libraries

Weakness classification (CWE)

CWE-835 — Loop with Unreachable Exit Condition (Infinite Loop)

References

www.telerik.com/document-processing-libraries/documentation/knowledge-base/kb-s… (vendor-advisory)

Frequently asked questions

What is CVE-2026-106164?: CVE-2026-106164 is a high-severity vulnerability in Progress Software Telerik Document Processing Libraries, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 7.3/10. Published 2026-10-07.
How severe is CVE-2026-106164?: High severity. CVSS v3 base score is 7.3 out of 10.