CVE-2026-23929
Fixed in a distro release EPSS <1%CVSS 8.5
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.
Products: Zabbix
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Debian:12 | zabbix | no fix |
| Debian:13 | zabbix | no fix |
| Debian:14 | zabbix | 1:7.0.27+dfsg-1 |
| Ubuntu:26.04:LTS | zabbix | no fix |
| Ubuntu:26.10 | zabbix | no fix |
| Ubuntu:Pro:14.04:LTS | zabbix | no fix |
| Ubuntu:Pro:16.04:LTS | zabbix | no fix |
| Ubuntu:Pro:18.04:LTS | zabbix | no fix |
| Ubuntu:Pro:20.04:LTS | zabbix | no fix |
| Ubuntu:Pro:22.04:LTS | zabbix | no fix |