CVE-2026-23926 Affecting zabbix package, versions <1:7.0.27+dfsg-1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DEBIANUNSTABLE-ZABBIX-16754891
- published19 May 2026
- disclosed6 May 2026
Introduced: 6 May 2026
CVE-2026-23926 (opens in a new tab)How to fix?
Upgrade Debian:unstable zabbix to version 1:7.0.27+dfsg-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream zabbix package and not the zabbix package as distributed by Debian.
See How to fix? for Debian:unstable relevant fixed versions and status.
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.