Description
Icinga Web 2 is an open source monitoring web interface, framework and command-line interface. A vulnerability in versions prior to 2.11.5 and 2.12.13 vulnerability allows an attacker to craft a URL that, once visited by an authenticated user (or one that is able to authenticate), allows to manipulate the backend to redirect the user to any location. This issue has been resolved in versions 2.11.5 and 2.12.3 of Icinga Web 2. No known workarounds are available.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Icinga | icingaweb2 | < 2.11.5, >= 2.12.0, < 2.12.3 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | icingaweb2 | 2.12.4-1 | — |
| Debian 13 | icingaweb2 | 2.12.4-1 | — |
| Debian 12 | icingaweb2 | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 25.10 | icingaweb2 | No fix yet | — |
| Ubuntu 24.04 LTS | icingaweb2 | No fix yet | — |
| Ubuntu 22.04 LTS | icingaweb2 | No fix yet | — |
| Ubuntu 20.04 LTS | icingaweb2 | No fix yet | — |
| Ubuntu 18.04 LTS | icingaweb2 | No fix yet | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | icingaweb2 | No fix yet | — |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | icingaweb2 | 2.12.4-1.1 | openSUSE-SU-2025:14931-1 |
Advisories 2
- openSUSE-SU-2025:14931-1 icingacli-2.12.4-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2025-0639 Icinga: Mehrere Schwachstellen BSI CERT-Bund (WID) · Dec 17, 2025