CVE-2025-4649: Improper Handling of Exceptional Conditions vulnerability in Centreon web allows Privilege Escalation. ACL

Routine

MEDIUM 4.9UPGRADE

CVE-2025-4649 is a medium-severity flaw (CVSS 4.9) affecting centreon web. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Improper Handling of Exceptional Conditions vulnerability in Centreon web allows Privilege Escalation. ACL are not correctly taken into account in the display of the "event logs" page. This page requiring, high privileges, will display all available logs. This issue affects web: from 24.10.3 before 24.10.4, from 24.04.09 before 24.04.10, from 23.10.19 before 23.10.21, from 23.04.24 before 23.04.26.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	4.9 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	0.4% (top 69%)
CISA exploited list	No
Weakness	CWE-755
Published	2025-05-13
Last modified	2026-06-17

Publisher (CNA): Centreon · Vendor: centreon

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

Am I affected?

Timeline

2025-05-13 12:15 UTCPublished CVE record published
2026-06-17 09:33 UTCUpdated Record last modified

centreon centreon web UPGRADE

Affected: >= 23.04.24 and < 23.04.26 · >= 23.10.19 and < 23.10.21 · 24.04.9 · 24.10.3

Fixed in: 23.04.26, 23.10.21

Safe to downgrade to: a release before 23.04.24

1. Check installed version

apt-cache policy centreon-web || rpm -q centreon-web || centreon-web --version

2. UPGRADE to 23.04.26 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade centreon-web

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade centreon-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 23.04.24 (Debian / Ubuntu)

apt-cache madison centreon-web sudo apt install centreon-web=<VERSION_BEFORE_23.04.24> sudo apt-mark hold centreon-web

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

dnf --showduplicates list centreon-web sudo dnf downgrade centreon-web-<VERSION_BEFORE_23.04.24> sudo dnf versionlock add centreon-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-2025-4649?

centreon web: upgrade to 23.04.26, 23.10.21. Exact commands for each OS are on this page.

Is CVE-2025-4649 being exploited?

CVE-2025-4649 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-2025-4649 affect?

CVE-2025-4649 affects centreon web. Severity is medium (CVSS 4.9). Improper Handling of Exceptional Conditions vulnerability in Centreon web allows Privilege Escalation. ACL are not correctly taken into account in the display of the "event logs" page. This page requiring, high privileges, will display a

How urgent is CVE-2025-4649?

Priority 25/100. No elevated risk signals yet.

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References

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