XSS in Labredescefetrj Wegia

CVE-2026-40284

WeGIA is a web manager for charitable institutions. In versions prior to 3.6.10, a Stored Cross-Site Scripting (XSS) vulnerability allows an authenticated user to inject malicious JavaScript via the "Destinatário" field. The payload is stored and later executed when viewing the dispatch page, impacting other users. Version 3.6.10 fixes the issue.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.004 (30.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 30.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-40284: held from 0.002 to 0.004.

EPSS over last 30 days · oldest: 0.002 · newest: 0.004 · change: +0.002

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-40284?
CVE-2026-40284 is a medium-severity vulnerability in Labredescefetrj Wegia, classified under Cross-site Scripting. CVSS score: 6.8/10. Published 2026-04-17.
How severe is CVE-2026-40284?
Medium severity. CVSS v3 base score is 6.8 out of 10.