CVE-2011-1346
HIGH · CVSS 9.3EPSS 26.2%EU EUVD
Unspecified vulnerability in Microsoft Internet Explorer 8 on Windows 7 allows remote attackers to execute arbitrary code via unknown vectors, as demonstrated by Stephen Fewer as the second of three chained vulnerabilities during a Pwn2Own competition at CanSecWest 2011.
Key facts
- CVSS score
- 9.3 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:N/AC:M/Au:N/C:C/I:C/A:C- EPSS score
- 26.2% (98th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2011-1353)
- Published
- March 10, 2011
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2011-1353 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- microsoft / internet explorer
- microsoft / windows 7
References
- http://dvlabs.tippingpoint.com/blog/2011/02/02/pwn2own-2011
- http://twitter.com/aaronportnoy/statuses/45642180118855680
- http://twitter.com/msftsecresponse/statuses/45646985998516224
- http://www.computerworld.com/s/article/9214002/Safari_IE_hacked_first_at_Pwn2Own
- http://www.securityfocus.com/bid/46821
- http://www.zdnet.com/blog/security/pwn2own-2011-ie8-on-windows-7-hijacked-with-3-vulnerabilities/8367
- https://exchange.xforce.ibmcloud.com/vulnerabilities/66063
- https://threatpost.com/en_us/blogs/pwn2own-winner-stephen-fewer-031011
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
Query CVEs from your AI assistant
The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.
Add the CVE brain