Fusion vulnerabilitiesRanked by how likely they are to be used.

Product14 versions
The short answer

Fusion is made by Nagios. We track 19 published vulnerabilities in it, across 14 versions. None of them is on the list of flaws known to be exploited today. If you run Fusion, keep it on a version the vendor still supports.

See the riskiest flaws

We keep watching the known-exploited list.

Known exploited

Which Fusion vulnerabilities are being exploited?

This is the list that matters most: flaws criminals are using now.

None of Fusion's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list.

Exploit likelihood

Which Fusion flaws are most likely to be used?

Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.

50% or more10% to 49%Under 10%
  1. 26%

    Improper Input Validation in Nagios Fusion 4.1.8 and earlier allows an authenticated attacker to execute remote code via table pagination.

    CVSS8.8Published24 May 2021
  2. 13%

    Improper input validation in Nagios Fusion 4.1.8 and earlier allows a remote attacker with control over a fused server to inject arbitrary HTML, aka XSS.

    CVSS6.1Published24 May 2021
  3. 12%

    Command Injection in Nagios Fusion 4.1.8 and earlier allows for Privilege Escalation or Code Execution as root via vectors related to corrupt component installation in cmd_subsys.php.

    CVSS9.8Published24 May 2021
  4. 8.4%

    Command Injection in Nagios Fusion 4.1.8 and earlier allows Privilege Escalation from apache to root in cmd_subsys.php.

    CVSS9.8Published24 May 2021
  5. 7.5%

    Command Injection in Nagios Fusion 4.1.8 and earlier allows for Privilege Escalation to nagios.

    CVSS9.8Published24 May 2021
  6. 6.7%

    Incorrect File Permissions in Nagios Fusion 4.1.8 and earlier allows for Privilege Escalation to root via modification of scripts.

    CVSS8.8Published24 May 2021
  7. 6.2%

    Incorrect File Permissions in Nagios XI 5.7.5 and earlier and Nagios Fusion 4.1.8 and earlier allows for Privilege Escalation to root.

    CVSS8.8Published24 May 2021
  8. 4.7%

    Execution with Unnecessary Privileges in Nagios Fusion 4.1.8 and earlier allows for Privilege Escalation as nagios via installation of a malicious component containing PHP code.

    CVSS9.8Published24 May 2021
  9. 4.5%

    Incorrect SSL certificate validation in Nagios Fusion 4.1.8 and earlier allows for Escalation of Privileges or Code Execution as root via vectors related to download of an untrusted update package in...

    CVSS9.8Published24 May 2021
  10. 3.6%

    Incorrect Access Control in Nagios Fusion 4.1.8 and earlier allows low-privileged authenticated users to extract passwords used to manage fused servers via the test_server command in ajaxhelper.php.

    CVSS6.5Published24 May 2021
Precursor Intelligence

Running Fusion? We'll keep checking.

Looking flaws up one at a time doesn't scale. Tell us what you run once, and we tell you which flaws matter to you, in what order, and keep watching for new ones.

  1. Tell us what you runPick your software from a list, or let us work it out from your website.
  2. We match it to every flawOver 400,000 published flaws, checked against your list.
  3. Ranked by real-world riskA 0 to 100 score, led by evidence criminals are using it.
  4. Told as soon as we knowAn alert by email, in the app or by webhook to your own tools.

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FAQ

Common questions, answered plainly.

Something else? Talk to the team →

We track 19 published vulnerabilities listed under the name Fusion, across 14 versions.

None of Fusion's vulnerabilities is on the list of flaws known to be exploited today.

Create a Precursor Intelligence account and track Fusion. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.