SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2011-0979

Microsoft Excel 2002 SP3, 2003 SP3, 2007 SP2, and 2010; Office 2004, 2008, and 2011 for Mac; Open XML File Format Converter for Mac; and Excel Viewer SP2 do not properly handle errors during the parsing of Office Art records in Excel spreadsheets, which…

HIGH 9.3EPSS 26.5%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 26.5%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.

Description

Microsoft Excel 2002 SP3, 2003 SP3, 2007 SP2, and 2010; Office 2004, 2008, and 2011 for Mac; Open XML File Format Converter for Mac; and Excel Viewer SP2 do not properly handle errors during the parsing of Office Art records in Excel spreadsheets, which allows remote attackers to execute arbitrary code via a malformed object record, related to a "stray reference," aka "Excel Linked List Corruption Vulnerability."

CVSS 2.0
9.3 HIGHAV:N/AC:M/Au:N/C:C/I:C/A:C
EPSS
26.52% probability · 98th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-20
Affected
microsoft/excel · microsoft/excel viewer · microsoft/office · microsoft/office compatibility pack · microsoft/open xml file format converter
Source
cve@mitre.org
EPSS trend
0%15%30%26 October 2026: 26.52%26 October 202626 October 2026

EPSS 26.5% since 26 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.