Description
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.
Published: 2026-08-18
Score: 8.5 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

Vendor Solution

Update the affected components to their respective fixed versions.

Tracking

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History

Tue, 18 Aug 2026 14:30:00 +0000

Type Values Removed Values Added
First Time appeared Zabbix
Zabbix zabbix
Vendors & Products Zabbix
Zabbix zabbix

Tue, 18 Aug 2026 12:30:00 +0000

Type Values Removed Values Added
Description 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.
Title Prototype pollution leading to stored XSS
Weaknesses CWE-1321
References
Metrics cvssV4_0

{'score': 8.5, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: Zabbix

Published:

Updated: 2026-08-18T13:35:36.473Z

Reserved: 2026-01-19T14:03:13.686Z

Link: CVE-2026-23929

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-18T13:17:21.170

Modified: 2026-08-18T14:17:00.907

Link: CVE-2026-23929

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-18T14:45:03Z

Weaknesses