CVE-2011-3403 in the critical feed json
Microsoft Excel 2003 SP3 and Office 2004 for Mac do not properly handle objects in memory, which allows remote attackers to execute arbitra…
published 2011-12-14 14 y ago modified 2026-06-16 4 mo ago also EUVD-2011-3366
- cvss
- 9.3
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 20.5%
- EPSS 20.5% chance of exploitation in 30 days, percentile 97%
- public exploits
- 0
- none known
Summary
Microsoft Excel 2003 SP3 and Office 2004 for Mac do not properly handle objects in memory, which allows remote attackers to execute arbitrary code via a crafted Excel spreadsheet, aka "Record Memory Corruption Vulnerability."
Exploit prediction
20.51% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
Classification
- Weakness
-
- CWE-94 Improper Control of Generation of Code
References
-
docs.microsoft.com
/en-us/security-updates/securitybulletins/2011/ms11-096
vendor-advisory
-
oval.cisecurity.org
/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14702
vdb-entry, signature
-
us-cert.gov
/cas/techalerts/TA11-347A.html
third-party-advisory, us-government-resource
Sources
- CVE List CVE-2011-3403
- NVD CVE-2011-3403
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.