What is CVE-2022-3516?

CVE-2022-3516 is a medium-severity vulnerability in Librenms, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-11-20.

How severe is CVE-2022-3516?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Librenms

CVE-2022-3516

Cross-site Scripting (XSS) - Stored in GitHub repository librenms/librenms prior to 22.10.0.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2022-11-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.005 (40.0th percentile), scored 2026-10-04.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 40.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000

Affected products

Librenms
Librenms Librenms/librenms — versions unspecified

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/librenms/librenms/commit/8e85698aa3aa4884c2f3d6c987542477eb64f07c (Patch, Third Party Advisory)
huntr.dev/bounties/734bb5eb-715c-4b64-bd33-280300a63748 (Permissions Required, Third Party Advisory)

Frequently asked questions

What is CVE-2022-3516?: CVE-2022-3516 is a medium-severity vulnerability in Librenms, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-11-20.
How severe is CVE-2022-3516?: Medium severity. CVSS v3 base score is 6.1 out of 10.