Critical severity · published Jul 13, 2026
CVE-2026-14453
A user with low privileges can inject SSTI templates that can lead to RCE in open-tickets
9.6
CVSS
0.8%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 58% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IM
Infra Monitoring · Centreon
24.10.0 before 24.10.14; 25.10.0 before 25.10.9 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-14453
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-14453
github.com
https://github.com/centreon/centreon/releases
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