p PatchFirst

CVE-2026-23926

CVE-2026-23926 · Stored XSS vulnerability in Host navigator widget maintenance tooltip

This page contains facts from public vulnerability sources. Check the original advisory before updating.

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.

CVSS 7.3 · High · EPSS 0.3% · Fix available

Published
Updated

Stack: system · applications

Affected products and versions

  • zabbix

    Versions
    • ≥ 7.0.0, ≤ 7.0.23: Affected; ≥ 7.0.24: Not affected (git)
    • ≥ 7.4.0, ≤ 7.4.7: Affected; ≥ 7.4.8: Not affected (git)

    Update to 7.0.24; Update to 7.4.8

  • zabbix Debian:12

    Versions
    • 1:6.0.14+dfsg-1
    • 1:6.0.23+dfsg-1
    • 1:6.0.23+dfsg-1~bpo12+1
    • 1:6.0.24+dfsg-1
    • 1:6.0.25+dfsg-1
    • 1:6.0.29+dfsg-1
    • 1:7.0.0+dfsg-1
    • 1:7.0.0+dfsg-2
    • 1:7.0.0+dfsg-2~bpo12+1
    • 1:7.0.1+dfsg-1
    • 1:7.0.1+dfsg-1~bpo12+1
    • 1:7.0.10+dfsg-1
    • 1:7.0.10+dfsg-2
    • 1:7.0.2+dfsg-1
    • 1:7.0.2+dfsg-1~bpo12+1
    • 1:7.0.22+dfsg-1
    • 1:7.0.22+dfsg-1.1
    • 1:7.0.22+dfsg-1~bpo13+1
    • 1:7.0.22+dfsg-1~deb13u1
    • 1:7.0.27+dfsg-1
    • 1:7.0.29+dfsg-1
    • 1:7.0.29+dfsg-2
    • 1:7.0.29+dfsg-2~bpo13+1
    • 1:7.0.3+dfsg-1
    • 1:7.0.5+dfsg-1
    • 1:7.0.5+dfsg-1~bpo12+1
    • 1:7.0.6+dfsg-1
    • 1:7.0.9+dfsg-1
    • 1:7.0.9+dfsg-1~bpo12+1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • zabbix Debian:13

    Versions
    • 1:7.0.10+dfsg-2
    • 1:7.0.22+dfsg-1
    • 1:7.0.22+dfsg-1.1
    • 1:7.0.22+dfsg-1~bpo13+1
    • 1:7.0.22+dfsg-1~deb13u1
    • 1:7.0.27+dfsg-1
    • 1:7.0.29+dfsg-1
    • 1:7.0.29+dfsg-2
    • 1:7.0.29+dfsg-2~bpo13+1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • zabbix Debian:14

    Versions
    • 1:7.0.10+dfsg-2
    • 1:7.0.22+dfsg-1
    • 1:7.0.22+dfsg-1.1
    • 1:7.0.22+dfsg-1~bpo13+1
    • 1:7.0.22+dfsg-1~deb13u1
    Affected ranges
    • ECOSYSTEM: < 1:7.0.27+dfsg-1

    Update to 1:7.0.27+dfsg-1

  • zabbix Ubuntu:Pro:14.04:LTS

    Versions
    • 1:2.0.6+dfsg-1ubuntu2
    • 1:2.2.0+dfsg-1ubuntu1
    • 1:2.2.0+dfsg-6ubuntu1
    • 1:2.2.1+dfsg-1ubuntu3
    • 1:2.2.2+dfsg-1ubuntu1
    • 1:2.2.2+dfsg-1ubuntu1+esm1
    • 1:2.2.2+dfsg-1ubuntu1+esm3
    • 1:2.2.2+dfsg-1ubuntu1+esm4
    • 1:2.2.2+dfsg-1ubuntu1+esm5
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • zabbix Ubuntu:Pro:16.04:LTS

    Versions
    • 1:2.4.6+dfsg-1
    • 1:2.4.7+dfsg-1
    • 1:2.4.7+dfsg-2
    • 1:2.4.7+dfsg-2ubuntu2
    • 1:2.4.7+dfsg-2ubuntu2.1
    • 1:2.4.7+dfsg-2ubuntu2.1+esm1
    • 1:2.4.7+dfsg-2ubuntu2.1+esm2
    • 1:2.4.7+dfsg-2ubuntu2.1+esm3
    • 1:2.4.7+dfsg-2ubuntu2.1+esm4
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • zabbix Ubuntu:Pro:18.04:LTS

    Versions
    • 1:3.0.7+dfsg-3
    • 1:3.0.12+dfsg-1
    • 1:3.0.12+dfsg-1ubuntu0.1~esm1
    • 1:3.0.12+dfsg-1ubuntu0.1~esm2
    • 1:3.0.12+dfsg-1ubuntu0.1~esm3
    • 1:3.0.12+dfsg-1ubuntu0.1~esm4
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • zabbix Ubuntu:Pro:20.04:LTS

    Versions
    • 1:4.0.4+dfsg-1build2
    • 1:4.0.4+dfsg-1build3
    • 1:4.0.11+dfsg-1
    • 1:4.0.14+dfsg-1
    • 1:4.0.15+dfsg-1
    • 1:4.0.16+dfsg-1
    • 1:4.0.16+dfsg-1build1
    • 1:4.0.17+dfsg-1
    • 1:4.0.17+dfsg-1ubuntu0.1~esm1
    • 1:4.0.17+dfsg-1ubuntu0.1~esm2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • zabbix Ubuntu:Pro:22.04:LTS

    Versions
    • 1:5.0.8+dfsg-1build1
    • 1:5.0.14+dfsg-1
    • 1:5.0.17+dfsg-1
    • 1:5.0.17+dfsg-1ubuntu0.1~esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • zabbix Ubuntu:25.10

    Versions
    • 1:7.0.10+dfsg-2
    • 1:7.0.10+dfsg-2build1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • zabbix Ubuntu:26.10

    Versions
    • 1:7.0.22+dfsg-1
    • 1:7.0.22+dfsg-1.1
    • 1:7.0.22+dfsg-1.1build1
    • 1:7.0.22+dfsg-1.1build2
    • 1:7.0.27+dfsg-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • zabbix Ubuntu:26.04:LTS

    Versions
    • 1:7.0.10+dfsg-2build1
    • 1:7.0.22+dfsg-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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