What is CVE-2026-4816?

CVE-2026-4816 is a medium-severity vulnerability in Schiocco Support Board, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-03-25.

How severe is CVE-2026-4816?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Schiocco Support Board

CVE-2026-4816

A Reflected Cross Site Scripting (XSS) vulnerability has been found in Support Board v3.7.7. This vulnerability allows an attacker to execute JavaScript code in the victim's browser by sending the victim a malicious URL using the 'search'…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.001 (3.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Schiocco Support Board — versions 0, 3.7.8
Schiocco Support_board

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cve-coordination@incibe.es (Third Party Advisory, patch)

Frequently asked questions

What is CVE-2026-4816?: CVE-2026-4816 is a medium-severity vulnerability in Schiocco Support Board, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-03-25.
How severe is CVE-2026-4816?: Medium severity. CVSS v3 base score is 5.4 out of 10.