CVE-2026-23927

MEDIUM

Agent 2 Oracle plugin TNS connection string injection via the 'service' parameter

Title source: cna

Description

A user able to connect to Agent 2 can inject an Oracle TNS connection string via the 'service' parameter. This can lead to Agent 2 connecting to an attacker-controlled server and leaking Oracle database credentials if they are saved in a named session.

References (1)

Core 1

Core References

https://support.zabbix.com/browse/ZBX-27759

Scores

CVSS v4 5.1

EPSS 0.0023

EPSS Percentile 13.5%

CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:L/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-522

Status published

Products (3)

Zabbix/Zabbix 6.0.0 - 6.0.44

Zabbix/Zabbix 7.0.0 - 7.0.23

Zabbix/Zabbix 7.4.0 - 7.4.7

Published May 06, 2026

Tracked Since May 06, 2026