How severe is CVE-2026-42871?

CVE-2026-42871 has a CVSS 4.0 base score of 6.9, rated medium severity.

Is CVE-2026-42871 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-42871?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-42871 have an EU (EUVD) identifier?

Yes. CVE-2026-42871 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-29186.

When was CVE-2026-42871 published?

CVE-2026-42871 was published on 2026-05-11 and last updated on 2026-06-17.

CVE-2026-42871

CVE-2026-42871 is a medium-severity vulnerability with a CVSS 4.0 base score of 6.9. 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-200.

Key facts

Severity: Medium (CVSS 4.0 base score 6.9)
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-29186
Weakness: CWE-200
Published: 2026-05-11
Last modified: 2026-06-17

Description

WeGIA is a web manager for charitable institutions. In versions prior to 3.7.0, atendido/familiar_docfamiliar.php displays an overly descriptive error message, including database-related details. This verbosity leads to information disclosure, which could assist a potential attacker in mapping the backend infrastructure and expanding the attack surface. This vulnerability is fixed in 3.7.0.

Frequently asked questions

What is CVE-2026-42871?: WeGIA is a web manager for charitable institutions. In versions prior to 3.7.0, atendido/familiar_docfamiliar.php displays an overly descriptive error message, including database-related details. This verbosity leads to information disclosure, which could assist a potential attacker in mapping the backend infrastructure and expanding the attack surface. This vulnerability is fixed in 3.7.0.
How severe is CVE-2026-42871?: CVE-2026-42871 has a CVSS 4.0 base score of 6.9, rated medium severity.
Is CVE-2026-42871 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-42871?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-42871 have an EU (EUVD) identifier?: Yes. CVE-2026-42871 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-29186.
When was CVE-2026-42871 published?: CVE-2026-42871 was published on 2026-05-11 and last updated on 2026-06-17.

References

https://github.com/LabRedesCefetRJ/WeGIA/security/advisories/GHSA-xpvm-3f74-qvp2

Other CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor) vulnerabilities

CVE-2026-27604 — Critical (CVSS 10.0): FOSSBilling is a free, open-source billing and client management system. Starting in version 0.5.4 and prior to version…
CVE-2026-40965 — Critical (CVSS 10.0): Cloud Foundry UAA versions v76.12.0 through v78.12.0 are vulnerable to a private key exposure. The server contains a…
CVE-2026-42826 — Critical (CVSS 10.0): Exposure of sensitive information to an unauthorized actor in Azure DevOps allows an unauthorized attacker to disclose…
CVE-2025-29270 — Critical (CVSS 10.0): Incorrect access control in the realtime.cgi endpoint of Deep Sea Electronics devices DSE855 v1.1.0 to v1.1.26 allows…
CVE-2025-61481 — Critical (CVSS 10.0): An issue in MikroTik RouterOS v.7.14.2 and SwOS v.2.18 exposes the WebFig management interface over cleartext HTTP by…
CVE-2025-53624 — Critical (CVSS 10.0): The Docusaurus gists plugin adds a page to your Docusaurus instance, displaying all public gists of a GitHub user.…

Browse all CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor) vulnerabilities →