CVE-2026-40286

Name: CVE-2026-40286
Creator: NVD / NIST
Published: 2026-04-17T21:16:34.43+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.21%

Last modified Jun 17, 2026

CVE-2026-40286 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. WeGIA is a web manager for charitable institutions. In versions prior to 3.6.10, a Stored Cross-Site Scripting (XSS) vulnerability was identified in the 'Member Registration' (Cadastrar Sócio) function. EPSS estimates a 0.21% chance of exploitation in the next 30 days.

Description

WeGIA is a web manager for charitable institutions. In versions prior to 3.6.10, a Stored Cross-Site Scripting (XSS) vulnerability was identified in the 'Member Registration' (Cadastrar Sócio) function. By injecting a payload into the 'Member Name' (Nome Sócio) field, the script is persistently stored in the database. Consequently, the payload is executed whenever a user navigates to certain URL. Version 3.6.10 fixes the issue.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS Probability

0.21%

11.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

References

https://github.com/LabRedesCefetRJ/WeGIA/security/advisories/GHSA-42rc-rvrx-cmmw

Timeline

Published: Apr 17, 2026
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2026-40286?

How severe is CVE-2026-40286?

CVE-2026-40286 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.

How do I fix CVE-2026-40286?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-40286?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST