CVE-2026-2728
33Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 4.6epss 0.2%
exploitation probability
0.2%top 87% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
LibreNMS versions before 26.3.0 are affected by an authenticated Cross-site Scripting vulnerability on the showconfig page. Successful exploitation requires administrative privileges. Exploitation could result in XSS attacks being performed against other users with access to the page.
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N
Affected products
librenms · librenmspublic PoCs found — 1
cve_referenceprojectblack.io/blog/librenms-authenticated-rce-and-xss/#xss-on-showconfig-page-2630unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.