How severe is CVE-2024-9158?

CVE-2024-9158 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-9158 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-9158?

CVE-2024-9158 affects Tenable Nessus Network Monitor. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-9158?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-9158 have an EU (EUVD) identifier?

Yes. CVE-2024-9158 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-49761.

When was CVE-2024-9158 published?

CVE-2024-9158 was published on 2024-09-30 and last updated on 2026-06-17.

CVE-2024-9158

CVE-2024-9158 is a high-severity vulnerability in Tenable Nessus Network Monitor with a CVSS 3.x base score of 8.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: High (CVSS 3.x base score 8.4)
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-49761
Weakness: CWE-79
Affected product: Tenable Nessus Network Monitor
Published: 2024-09-30
Last modified: 2026-06-17

Description

A stored cross site scripting vulnerability exists in Nessus Network Monitor where an authenticated, privileged local attacker could inject arbitrary code into the NNM UI via the local CLI.

Frequently asked questions

What is CVE-2024-9158?: A stored cross site scripting vulnerability exists in Nessus Network Monitor where an authenticated, privileged local attacker could inject arbitrary code into the NNM UI via the local CLI.
How severe is CVE-2024-9158?: CVE-2024-9158 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-9158 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-9158?: CVE-2024-9158 affects Tenable Nessus Network Monitor. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-9158?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-9158 have an EU (EUVD) identifier?: Yes. CVE-2024-9158 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-49761.
When was CVE-2024-9158 published?: CVE-2024-9158 was published on 2024-09-30 and last updated on 2026-06-17.

References

https://www.tenable.com/security/tns-2024-17

Affected products (1)

cpe:2.3:a:tenable:nessus_network_monitor:*:*:*:*:*:*:*:*

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