CVE Tools
Sign in

CVE-2010-0821

Published: Jun 8, 2010Updated: Apr 29, 2026 Sources: CVE List NVDCWE-94
NVD MITRE
9.3CVSSCRITICAL
EPSS Score
24.3%
Top 2.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

Description

Unspecified vulnerability in Microsoft Office Excel 2002 SP3, 2003 SP3, 2007 SP1 and SP2; Office 2004 for mac; Office 2008 for Mac; Open XML File Format Converter for Mac; Office Excel Viewer SP1 and SP2; and Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP1 and SP2; allows remote attackers to execute arbitrary code via an Excel file with a crafted SxView record, related to improper validation of unspecified structures, aka "Excel Record Parsing Memory Corruption Vulnerability," a different vulnerability than CVE-2010-0824 and CVE-2010-1245.

CVSS Vector Breakdown

AV:NAC:MAu:NC:CI:CA:C
Exploitability
AV:NAccess Vector
Network
AC:MAccess Complexity
Medium
Au:NAuthentication
None
Impact
C:CConfidentiality
Complete
I:CIntegrity
Complete
A:CAvailability
Complete
Open in CVSS calculator →

Weaknesses

CWE-94

Affected Products

excelmicrosoft
Desktop App
Consumer Software / productivity
officemicrosoft
Desktop App
Consumer Software / productivity
open xml file format convertermicrosoft
On-premDesktop App
Operating Systems / windows
office compatibility packmicrosoft
On-premDesktop App
Consumer Software / productivity
office excel viewermicrosoft
On-premDesktop App
Consumer Software / productivity
microsoftcommercialUSOperating Systems
and 1 more affected products View all →

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.
No detection template yetWe can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

http://www.securityfocus.com/archive/1/511729/100/0/threaded
securityfocus.com
http://www.us-cert.gov/cas/techalerts/TA10-159B.html
us-cert.gov
http://www.zerodayinitiative.com/advisories/ZDI-10-104
zerodayinitiative.com
and 2 more references View all →

Timeline

Published
Jun 8, 2010
Last Updated
Apr 29, 2026

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2010-0821 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows