Is there a public exploit for CVE-2026-118037?

No public exploit for CVE-2026-118037 was found in Exploit-DB, Metasploit, Nuclei templates or public proof-of-concept repositories. That is an absence of evidence rather than proof that none exists.

How severe is CVE-2026-118037?

CVE-2026-118037 scores CVSS 7.5 (v3.1), rated high.

7.5 High

In Progress® Telerik® Document Processing Libraries prior to version 2026.3.1027, uncontrolled recursion, infinite loop, unchecked loop…

CVE-2026-118037

In Progress® Telerik® Document Processing Libraries prior to version 2026.3.1027, uncontrolled recursion, infinite loop, unchecked loop condition and inefficient regular expression vulnerabilities in RadSpreadProcessing and RadSpreadStreamProcessing allow an unauthenticated attacker to terminate or hang the host process via a crafted XLSX or XLS workbook or formula.

Assessment

CVSS: 7.5 (v3.1)
Severity: High
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 28 October 2026
Last updated: 28 October 2026
Weakness: CWE-1333, CWE-606, CWE-674, CWE-835
Assigner: security@progress.com

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

At the source

References

https://docs.telerik.com/devtools/document-processing/knowledge-base/kb-security-uncontrolled-resource-consumption-spreadprocessing-cve-2026-118037

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