CVE-2026-23929

Prototype pollution vulnerability in searchParamsToObject() is leading to a persistent XSS in Maps. URL parameter processing was not filtering dangerous properties like __proto__, combined with jQuery's unsafe element creation that traversed the prototype chain.

CVSS v3 5.4 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.3 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://support.zabbix.com/browse/ZBX-28068	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:zabbix:zabbix::::::::
	cpe:2.3:a:zabbix:zabbix::::::::
	cpe:2.3:a:zabbix:zabbix::::::::

History

No history.

Information

Published : 2026-08-18 13:17

Updated : 2026-09-08 15:10

NVD link : CVE-2026-23929

Mitre link : CVE-2026-23929

CVE.ORG link : CVE-2026-23929

JSON object : View

Products Affected

zabbix

zabbix

CWE

CWE-1321

Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

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