How severe is CVE-2026-28408?

CVE-2026-28408 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-28408 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-28408?

CVE-2026-28408 affects Wegia. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-28408?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2026-28408 have an EU (EUVD) identifier?

Yes. CVE-2026-28408 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-9079.

When was CVE-2026-28408 published?

CVE-2026-28408 was published on 2026-02-27 and last updated on 2026-06-17.

CVE-2026-28408

CVE-2026-28408 is a critical-severity vulnerability in Wegia with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-9079
Weakness: CWE-287
Affected product: Wegia
Published: 2026-02-27
Last modified: 2026-06-17

Description

WeGIA is a web manager for charitable institutions. Prior to version 3.6.5, the script in adicionar_tipo_docs_atendido.php does not go through the project's central controller and does not have its own authentication and permission checks. A malicious user could make a request through tools like Postman or the file's URL on the web to access features exclusive to employees. The vulnerability allows external parties to inject unauthorized data in massive quantities into the application server's storage. Version 3.6.5 fixes the issue.

Frequently asked questions

What is CVE-2026-28408?: WeGIA is a web manager for charitable institutions. Prior to version 3.6.5, the script in adicionar_tipo_docs_atendido.php does not go through the project's central controller and does not have its own authentication and permission checks. A malicious user could make a request through tools like Postman or the file's URL on the web to access features exclusive to employees. The vulnerability allows external parties to inject unauthorized data in massive quantities into the application server's storage. Version 3.6.5 fixes the issue.
How severe is CVE-2026-28408?: CVE-2026-28408 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-28408 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-28408?: CVE-2026-28408 affects Wegia. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-28408?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2026-28408 have an EU (EUVD) identifier?: Yes. CVE-2026-28408 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-9079.
When was CVE-2026-28408 published?: CVE-2026-28408 was published on 2026-02-27 and last updated on 2026-06-17.

References

https://github.com/LabRedesCefetRJ/WeGIA/security/advisories/GHSA-xq3w-xwxj-fg2q

Affected products (1)

cpe:2.3:a:wegia:wegia:*:*:*:*:*:*:*:*

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