CVE-2025-53840: Icinga DB Web provides a graphical interface for Icinga monitoring

Routine

LOW 2.4UPGRADE

CVE-2025-53840 is a low-severity flaw (CVSS 2.4) 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. Starting in version 1.2.0 and prior to version 1.2.2, users with access to Icinga Dependency Views, are allowed to see hosts and services that they weren't meant to on the dependency map. However, the name of an object will not be revealed nor does this grant access to a host's or service's detail view. Please note that this only affects the restrictions `filter/hosts` and `filte

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	2.4 (Low)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.3% (top 78%)
CISA exploited list	No
Weakness	CWE-200
Published	2025-07-16
Last modified	2026-06-17

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

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-07-16 14:15 UTCPublished CVE record published
2026-06-17 09:39 UTCUpdated Record last modified

icinga icinga db web UPGRADE

Affected: >= 1.2.0 and < 1.2.2

Fixed in: 1.2.2

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 1.2.2 (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-2025-53840?

icinga db web: upgrade to 1.2.2. Exact commands for each OS are on this page.

Is CVE-2025-53840 being exploited?

CVE-2025-53840 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-2025-53840 affect?

CVE-2025-53840 affects icinga db web. Severity is low (CVSS 2.4). Icinga DB Web provides a graphical interface for Icinga monitoring. Starting in version 1.2.0 and prior to version 1.2.2, users with access to Icinga Dependency Views, are allowed to see hosts and services that they weren't meant to on the

How urgent is CVE-2025-53840?

Priority 14/100. No elevated risk signals yet.

Related CVEs

CVE-2025-61789 MEDIUM 5.3 UPGRADE Icinga DB Web provides a graphical interface for Icinga monitoring

References

← Back to latest CVEs