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

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Summary

CVECVE-2026-14453
StatePUBLISHED
AssignerCentreon
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-07-13 09:16:23 UTC
Updated2026-07-13 19:58:29 UTC
DescriptionThis 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.

Risk And Classification

Primary CVSS: v3.1 9.6 CRITICAL from bd4443e6-1eef-43f3-9886-25fc9ceeaae7

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H

Problem Types: CWE-94 | CWE-94 CWE-94 The software constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.

VersionSourceTypeScoreSeverityVector
3.1bd4443e6-1eef-43f3-9886-25fc9ceeaae7Secondary9.6CRITICALCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H
3.1CNACVSS9.6CRITICALCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
None
Availability
High

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Centreon Infra Monitoring affected 24.10.0 24.10.14 custom Not specified
CNA Centreon Infra Monitoring affected 25.10.0 25.10.9 custom Not specified

References

ReferenceSourceLinkTags
github.com/centreon/centreon/releases bd4443e6-1eef-43f3-9886-25fc9ceeaae7 github.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Matteo BEZET TORRES (en)

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