Open Source Monitoring Interface Vulnerability in Icinga Web 2
CVE-2026-61637

3.5LOW

Key Information:

Vendor

Icinga

Status
Icingaweb2
Vendor
CVE Published:
11 November 2026

What is CVE-2026-61637?

Icinga Web 2, an open source web interface for monitoring, has a vulnerability that allows an attacker to manipulate backend resources through crafted URLs. If an authenticated user or a user with authentication capability visits a malicious link, the attacker can redirect the user to any arbitrary location. Notably, this attack hinges on the user's locale setting in Icinga Web being different from en_US. This vulnerability was resolved in versions 2.12.7 and 2.13.1, necessitating users to update for enhanced security.

Affected Version(s)

icingaweb2 < 2.12.7 < 2.12.7

icingaweb2 < 2.13.1 < 2.13.1

References

https://github.com/Icinga/icingaweb2/security/advisories/...
x_refsource_CONFIRM

CVSS V3.1

Score:
3.5
Severity:
LOW
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.