SB2025100638 - Information disclosure in Zabbix API
Published: October 6, 2025
Security Bulletin ID
SB2025100638
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper authorization (CVE-ID: CVE-2025-27236)
CWE-ID: CWE-285 - Improper Authorization
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote user to gain access to potentially sensitive information.
The vulnerability exists due to missing authorization checks in api_jsonrpc.php script within the search feature. A remote authenticated user can use Zabbix API to view field values the user does not have access to.
Remediation
Install update from vendor's website.