Is CVE-2011-0098 in the CISA KEV catalog?

No. CVE-2011-0098 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2011-0098?

CVE-2011-0098 has a CVSS v2 base score of 9.3 (HIGH).

What is the EPSS score for CVE-2011-0098?

CVE-2011-0098 has an EPSS score of 30.50% (98th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2011-0098?

No published fix for CVE-2011-0098 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2011-0098

HIGHEPSS 98th pctl

9.3

CVSS v2

NVD

Description

Integer signedness error in Microsoft Excel 2002 SP3, 2003 SP3, 2007 SP2, and 2010; Office 2004 and 2008 for Mac; Open XML File Format Converter for Mac; Excel Viewer SP2; and Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP2 allows remote attackers to execute arbitrary code via an XLS file with a large record size, aka "Excel Heap Overflow Vulnerability."

CWE-189

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

TridentStack Control tracks known vulnerabilities across your Windows, macOS, and Linux fleet and shows the fix as soon as one is published. See how it works

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

30.50%probability of exploitation in 30 days

98thpercentile

Very high risk: more likely to be exploited than 98% of all known CVEs.

References

Vendor Advisory3

Government Resource1

us-cert.gov

Other references5

Related Vulnerabilities

Other CWE-189 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2015-1538	High	10.0	99%	-	-
CVE-2006-3747	High	7.6	96%	-	Fix
CVE-2007-0071	High	9.3	93%	-	-
CVE-2015-3829	High	10.0	90%	-	-
CVE-2015-3864	High	10.0	87%	-	-
CVE-2015-1539	High	10.0	86%	-	-

Embed a live status badge for CVE-2011-0098

Markdown

[![CVE-2011-0098](https://tridentstack.com/cve/badge/CVE-2011-0098.svg)](https://tridentstack.com/cve/CVE-2011-0098)

HTML

<a href="https://tridentstack.com/cve/CVE-2011-0098"><img src="https://tridentstack.com/cve/badge/CVE-2011-0098.svg" alt="CVE-2011-0098"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

See how it works Start freeThis CVE lookup is free and always will be.

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.