CVE-2026-106164

HIGH 7.3

Infinite Loop in Telerik Document Processing XLS Import

CVSS Score

7.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-835
Vendor	progress software
Product	telerik document processing libraries
Published	Oct 7, 2026
Last Updated	Oct 7, 2026

Stay Ahead of the Next One

Get instant alerts for progress software telerik document processing libraries

Be the first to know when new high vulnerabilities affecting progress software telerik document processing libraries are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

Affected Versions

Progress Software / Telerik Document Processing Libraries

2026.3.811 < 2026.3.1006

References

NVD ↗ CVE.org ↗ EPSS Data ↗

telerik.com: https://www.telerik.com/document-processing-libraries/documentation/knowledge-base/kb-security-import-infinite-loop-cve-2026-106164

Credits

Ezinne Kalu