What is CVE-2026-28411?

CVE-2026-28411 is a critical-severity vulnerability in Labredescefetrj Wegia, classified under Authentication Bypass Using an Alternate Path or Channel. CVSS score: 9.8/10. Published 2026-02-27.

How severe is CVE-2026-28411?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Labredescefetrj Wegia

CVE-2026-28411

WeGIA is a web manager for charitable institutions. Prior to version 3.6.5, an unsafe use of the `extract()` function on the `$_REQUEST` superglobal allows an unauthenticated attacker to overwrite local variables in multiple PHP scripts. This vulnerability can be leveraged to completely bypass authentication checks, allowing unauthorized access to administrative and protected areas of the WeGIA application. Version 3.6.5 fixes the issue.

Published 2026-02-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.030 (87.2th percentile), scored 2026-10-23.

Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 87.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.023 · newest: 0.030 · change: +0.007

Affected products

Labredescefetrj Wegia — versions < 3.6.5
Wegia

Weakness classification (CWE)

References

github.com/LabRedesCefetRJ/WeGIA/security/advisories/GHSA-g7r9-hxc8-8vh7 (Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2026-28411?: CVE-2026-28411 is a critical-severity vulnerability in Labredescefetrj Wegia, classified under Authentication Bypass Using an Alternate Path or Channel. CVSS score: 9.8/10. Published 2026-02-27.
How severe is CVE-2026-28411?: Critical severity. CVSS v3 base score is 9.8 out of 10.