zabbix: An authenticated (non-super) administrator can create a maintenance period with a JavaScript payload that is executed...
CVE-2026-23926 is fixed in zabbix on 1 platform by DEBIAN-CVE-2026-23926 (version 1:7.0.27+dfsg-1), released May 6, 2026. It is not reported as exploited. Patch Radar priority: Routine.
An authenticated (non-super) administrator can create a maintenance period with a JavaScript payload that is executed by any user that opens tooltip for that maintenance period in the Host navigator widget. This can allow the attacker to perform unauthorized actions depending on which user opens the tooltip.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| zabbix · Debian 14 | 1:7.0.27+dfsg-1 | DEBIAN-CVE-2026-23926 | May 6, 2026 |
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