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CVE-2023-4982

18
FAUCET Score

CVE-2023-4982 is a stored Cross-site Scripting (XSS) vulnerability affecting LibreNMS versions prior to 23.9.0. It carries a medium CVSS score of 5.4, indicating a low-complexity attack requiring user interaction, with potential for limited confidentiality and integrity impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 23.9.0CPE matchmatch criteria
cpe:2.3:a:librenms:librenms:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.57%
Probability of exploitation in next 30 days
EPSS Percentile
43.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0057 is in the 71st percentile among its peer group of 15,239 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

composerpatch availablevia ghsa
Product: librenms/librenmsFixed in: 23.9.0
github_advisorypatch availablevia nvd_reference
View patch

Vendor Advisories (1)

composerGHSA-m6jj-fgmh-3p8rmedium

LibreNMS Cross-site Scripting vulnerability

Sep 15, 2023

References

github.com / librenms/librenms/commit/2c5960631c49f7414f61b6d4dcd305b07da05769
Patch
huntr.dev / bounties/d3c2dd8a-883c-400e-a1a7-326c3fd37b9e
ExploitPatchThird Party Advisory