by Kastro
Paper/Archive/CVE-2026-14453

CVE-2026-14453

Centreon Infra Monitoring — A user with low privileges can inject SSTI templates that can lead to RCE in open-tickets

EPSS 0.8%CVSS 9.6
critical.is priorityof 100
40
CVSS 9.6 (CNA)9.6 / 10 × 3028.8Not in CISA KEV+300.0EPSS percentile 57.8.578 × 2011.6No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

This vulnerability is a critical Server-Side Template Injection (SSTI) in Centreon's centreon-open-tickets module that leads to Remote Code Execution. The message_confirm field is stored without sanitization and rendered via Smarty with no security policy enabled, allowing any authenticated user, to inject and execute arbitrary code on the server. This results in disclosure of environment secrets and could impact platform availability of Centreon Infra Monitoring product.

Affected

ProductAffectedFixed inSource
Infra Monitoring24.10.0 – < 24.10.1424.10.14CNA
Infra Monitoring25.10.0 – < 25.10.925.10.9CNA

Scores by source

Centreon (CNA)9.6CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refgithub.com/centreon/centreon/releases