CVE-2024-51740: Combodo iTop is a simple, web based IT Service Management tool

Routine

MEDIUM 4.3UPGRADE

CVE-2024-51740 is a medium-severity flaw (CVSS 4.3) affecting itop. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Combodo iTop is a simple, web based IT Service Management tool. This vulnerability can be used to create HTTP requests on behalf of the server, from a low privileged user. The user portal form manager has been fixed to only instantiate classes derived from it. This issue has been addressed in versions 2.7.11, 3.0.5, 3.1.2, and 3.2.0. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.5% (top 54%)
CISA exploited list	No
Weakness	CWE-918
Published	2024-11-05
Last modified	2026-06-17

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

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

Am I affected?

Timeline

2024-11-05 19:15 UTCPublished CVE record published
2026-06-17 08:06 UTCUpdated Record last modified

combodo itop UPGRADE

Affected: < 2.7.11 · >= 3.0.0 and < 3.0.5 · >= 3.1.0 and < 3.1.2

Fixed in: 2.7.11, 3.0.5, 3.1.2

Safe to downgrade to: a release before 3.0.0

1. Check installed version

apt-cache policy itop || rpm -q itop || itop --version

2. UPGRADE to 2.7.11 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade itop

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade itop

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 3.0.0 (Debian / Ubuntu)

apt-cache madison itop sudo apt install itop=<VERSION_BEFORE_3.0.0> sudo apt-mark hold itop

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

dnf --showduplicates list itop sudo dnf downgrade itop-<VERSION_BEFORE_3.0.0> sudo dnf versionlock add itop

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-2024-51740?

itop: upgrade to 2.7.11, 3.0.5, 3.1.2. Exact commands for each OS are on this page.

Is CVE-2024-51740 being exploited?

CVE-2024-51740 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-2024-51740 affect?

CVE-2024-51740 affects itop. Severity is medium (CVSS 4.3). Combodo iTop is a simple, web based IT Service Management tool. This vulnerability can be used to create HTTP requests on behalf of the server, from a low privileged user. The user portal form manager has been fixed to only instantiate clas

How urgent is CVE-2024-51740?

Priority 26/100. No elevated risk signals yet.

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References

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