CVE-2011-1257

Name: CVE-2011-1257
Creator: NVD / NIST
Published: 2011-08-10T21:55:01.033+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 15.28%

Last modified Jun 16, 2026

CVE-2011-1257 is a vulnerability of currently unknown severity. Race condition in Microsoft Internet Explorer 6 through 8 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via vectors involving access to an object, aka "Window Open Race Condition Vulnerability.". EPSS estimates a 15.28% chance of exploitation in the next 30 days.

Description

Race condition in Microsoft Internet Explorer 6 through 8 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via vectors involving access to an object, aka "Window Open Race Condition Vulnerability."

Metrics

EPSS Probability

15.28%

96.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-362

Affected Software

Vendor	Product	Versions
Microsoft	Internet Explorer	6
Microsoft	Internet Explorer	7
Microsoft	Internet Explorer	8

References

http://www.us-cert.gov/cas/techalerts/TA11-221A.htmlThird Party Advisory, US Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-057Patch, Vendor Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12787Tool Signature
http://www.us-cert.gov/cas/techalerts/TA11-221A.htmlThird Party Advisory, US Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-057Patch, Vendor Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12787Tool Signature

Timeline

Published: Aug 10, 2011
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2011-1257?

How severe is CVE-2011-1257?

Severity scoring for CVE-2011-1257 is pending analysis. The EPSS model estimates a 15.28% probability of exploitation in the next 30 days.

How do I fix CVE-2011-1257?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2011-1257?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST