How severe is CVE-2024-49764?

CVE-2024-49764 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2024-49764 being actively exploited?

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

What products are affected by CVE-2024-49764?

CVE-2024-49764 affects Librenms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-49764?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-49764 have an EU (EUVD) identifier?

Yes. CVE-2024-49764 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-3311.

When was CVE-2024-49764 published?

CVE-2024-49764 was published on 2024-11-15 and last updated on 2026-06-17.

CVE-2024-49764

CVE-2024-49764 is a medium-severity vulnerability in Librenms with a CVSS 3.x base score of 4.8. 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: Medium (CVSS 3.x base score 4.8)
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-3311
Weakness: CWE-79
Affected product: Librenms
Published: 2024-11-15
Last modified: 2026-06-17

Description

LibreNMS is an open-source, PHP/MySQL/SNMP-based network monitoring system. A Stored Cross-Site Scripting (XSS) vulnerability in the "Capture Debug Information" page allows authenticated users to inject arbitrary JavaScript through the "hostname" parameter when creating a new device. This vulnerability results in the execution of malicious code when the "Capture Debug Information" page is visited, redirecting the user and sending non-httponly cookies to an attacker-controlled domain. This vulnerability is fixed in 24.10.0.

Frequently asked questions

What is CVE-2024-49764?: LibreNMS is an open-source, PHP/MySQL/SNMP-based network monitoring system. A Stored Cross-Site Scripting (XSS) vulnerability in the "Capture Debug Information" page allows authenticated users to inject arbitrary JavaScript through the "hostname" parameter when creating a new device. This vulnerability results in the execution of malicious code when the "Capture Debug Information" page is visited, redirecting the user and sending non-httponly cookies to an attacker-controlled domain. This vulnerability is fixed in 24.10.0.
How severe is CVE-2024-49764?: CVE-2024-49764 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2024-49764 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-49764?: CVE-2024-49764 affects Librenms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-49764?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-49764 have an EU (EUVD) identifier?: Yes. CVE-2024-49764 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-3311.
When was CVE-2024-49764 published?: CVE-2024-49764 was published on 2024-11-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:librenms:librenms:*:*:*:*:*:*:*:*

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