CVE-2025-61789: Icinga DB Web provides a graphical interface for Icinga monitoring

Routine

MEDIUM 5.3UPGRADE

CVE-2025-61789 is a medium-severity flaw (CVSS 5.3) affecting icinga db web. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Icinga DB Web provides a graphical interface for Icinga monitoring. Before 1.1.4 and 1.2.3, an authorized user with access to Icinga DB Web, can use a custom variable in a filter that is either protected by icingadb/protect/variables or hidden by icingadb/denylist/variables, to guess values assigned to it. Versions 1.1.4 and 1.2.3 respond with an error if such a custom variable is used.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.4% (top 70%)
CISA exploited list	No
Weakness	CWE-204
Published	2025-10-16
Last modified	2026-10-09

Publisher (CNA): GitHub, Inc. · Vendor: icinga

Last updated 2026-10-09 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-10-16 17:15 UTCPublished CVE record published
2026-10-09 10:10 UTCUpdated Record last modified

icinga icinga db web UPGRADE

Affected: < 1.1.4 · >= 1.2.0 and < 1.2.3

Fixed in: 1.1.4, 1.2.3

Safe to downgrade to: a release before 1.2.0

1. Check installed version

apt-cache policy icinga-db-web || rpm -q icinga-db-web || icinga-db-web --version

2. UPGRADE to 1.1.4 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade icinga-db-web

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade icinga-db-web

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

3. If no update is available yet, DOWNGRADE to a release before 1.2.0 (Debian / Ubuntu)

apt-cache madison icinga-db-web sudo apt install icinga-db-web=<VERSION_BEFORE_1.2.0> sudo apt-mark hold icinga-db-web

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list icinga-db-web sudo dnf downgrade icinga-db-web-<VERSION_BEFORE_1.2.0> sudo dnf versionlock add icinga-db-web

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-61789?

icinga db web: upgrade to 1.1.4, 1.2.3. Exact commands for each OS are on this page.

Is CVE-2025-61789 being exploited?

CVE-2025-61789 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-61789 affect?

CVE-2025-61789 affects icinga db web. Severity is medium (CVSS 5.3). Icinga DB Web provides a graphical interface for Icinga monitoring. Before 1.1.4 and 1.2.3, an authorized user with access to Icinga DB Web, can use a custom variable in a filter that is either protected by icingadb/protect/variables or hid

How urgent is CVE-2025-61789?

Priority 26/100. No elevated risk signals yet.

Related CVEs

CVE-2025-53840 LOW 2.4 UPGRADE Icinga DB Web provides a graphical interface for Icinga monitoring

References

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