How severe is CVE-2025-47931?

CVE-2025-47931 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-47931 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-47931?

CVE-2025-47931 affects Librenms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-47931?

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

Does CVE-2025-47931 have an EU (EUVD) identifier?

Yes. CVE-2025-47931 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-15590.

When was CVE-2025-47931 published?

CVE-2025-47931 was published on 2025-05-17 and last updated on 2026-06-17.

CVE-2025-47931

CVE-2025-47931 is a medium-severity vulnerability in Librenms with a CVSS 3.x base score of 6.1. 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 6.1)
CVSS v4: 2.1
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-15590
Weakness: CWE-79
Affected product: Librenms
Published: 2025-05-17
Last modified: 2026-06-17

Description

LibreNMS is PHP/MySQL/SNMP based network monitoring software. LibreNMS v25.4.0 and prior suffers from a Stored Cross-Site Scripting (XSS) Vulnerability in the `group name` parameter of the `http://localhost/poller/groups` form. This vulnerability allows attackers to inject malicious scripts into web pages viewed by other users. LibreNMS v25.5.0 contains a patch for the issue.

Frequently asked questions

What is CVE-2025-47931?: LibreNMS is PHP/MySQL/SNMP based network monitoring software. LibreNMS v25.4.0 and prior suffers from a Stored Cross-Site Scripting (XSS) Vulnerability in the `group name` parameter of the `http://localhost/poller/groups` form. This vulnerability allows attackers to inject malicious scripts into web pages viewed by other users. LibreNMS v25.5.0 contains a patch for the issue.
How severe is CVE-2025-47931?: CVE-2025-47931 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-47931 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-47931?: CVE-2025-47931 affects Librenms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-47931?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-47931 have an EU (EUVD) identifier?: Yes. CVE-2025-47931 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-15590.
When was CVE-2025-47931 published?: CVE-2025-47931 was published on 2025-05-17 and last updated on 2026-06-17.

References

Affected products (1)

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

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