CVE-2015-2521 is a critical memory corruption vulnerability in Microsoft Excel 2007 SP3, Excel 2010 SP2, Office Compatibility Pack SP3, and Excel Viewer, allowing remote attackers to execute arbitrary code through a crafted Office document. With a CVSS score of 9.3, it is highly severe, requiring medium attack complexity but granting complete confidentiality, integrity, and availability compromise. While not listed on CISA's KEV catalog, an ExploitDB entry exists for a type confusion vulnerability in Office 2007, and its EPSS score indicates a higher than average probability of exploitation. Community discussion and media coverage for this CVE are minimal.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2007CPE matchmatch criteria | cpe:2.3:a:microsoft:excel:2007:sp3:*:*:*:*:*:* | ||
2010CPE matchmatch criteria | cpe:2.3:a:microsoft:excel:2010:sp2:*:*:*:*:x86:* | ||
2010CPE matchmatch criteria | cpe:2.3:a:microsoft:excel:2010:sp2:*:*:*:x86:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:microsoft:excel_viewer:*:*:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:microsoft:office_compatibility_pack:*:sp3:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:C/I:C/A:C
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 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.