CVE-2011-1276 describes a critical buffer overflow vulnerability in Microsoft Excel 2002, 2003, and 2007, as well as Office for Mac, Excel Viewer, and the Office Compatibility Pack. This flaw, stemming from improper validation of record information, allows remote attackers to execute arbitrary code or cause a denial of service through a specially crafted Excel spreadsheet. With a CVSS score of 9.3, it is a highly severe vulnerability, requiring medium attack complexity but offering complete confidentiality, integrity, and availability impact. While not currently on the KEV catalog or Hot List, a proof-of-concept exploit is publicly available on ExploitDB, though there is minimal community discussion or media coverage surrounding it.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2002CPE matchmatch criteria | cpe:2.3:a:microsoft:excel:2002:sp3:*:*:*:*:*:* | ||
2003CPE matchmatch criteria | cpe:2.3:a:microsoft:excel:2003:sp3:*:*:*:*:*:* | ||
2007CPE matchmatch criteria | cpe:2.3:a:microsoft:excel:2007:sp2:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:microsoft:excel_viewer:*:sp2:*:*:*:*:*:* | ||
2004CPE matchmatch criteria | cpe:2.3:a:microsoft:office:2004:*:mac:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:C/I:C/A:C
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.