CVE-2026-42871
📛 CVE Title
WeGIA: Error Handling familiar_docfamiliar
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.
Overview
- State
- PUBLISHED
- Assigner (CNA)
- GitHub_M
- CVSS severity
- MEDIUM
- CVSS score
- 6.9 / 10
- CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N- Effective score
- 6.9 / 10 MEDIUM source: CNA overview
- CWE(s)
-
CWE-200 - Reserved
- 2026-04-30
- Published
- 2026-05-11 20:31 UTC
- Last updated
- 2026-05-13 16:40 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/42xxx/CVE-2026-42871.json
- Linked Threat
- CVE-2026-42871 — CVE-2026-42871
NVD triage scoring NVD CVE 2.0
Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.
- NVD published
- 2026-05-11 19:16:24 UTC
- NVD last modified
- 2026-05-13 17:03:32 UTC
- EPSS score
- 0.0006 (probability of exploitation in next 30 days)
- EPSS percentile
- 17.35% vs all CVEs — higher = more likely to be exploited, as of 2026-05-24
NVD / KEV / EPSS data refreshed 2026-05-25 09:17 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.
European Union Vulnerability Database ENISA EUVD
ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.
- EUVD ID
-
EUVD-2026-29186 - Assigner
- GitHub_M
- Published
- May 11, 2026, 6:31:37 PM
- Updated
- May 13, 2026, 2:40:48 PM
- EUVD base score (CVSS 4.0)
-
6.9 / 10
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N - EUVD-reported EPSS
- 0.0600
- Vendors
- LabRedesCefetRJ
- Products
-
WeGIA (< 3.7.0)
ENISA 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.
EUVD references (1)
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| LabRedesCefetRJ | WeGIA |
< 3.7.0 (affected)
|
— |
Vendor references (1)
References embedded in the original CVE record by the assigning CNA.
- https://github.com/LabRedesCefetRJ/WeGIA/security/advisories/GHSA-xpvm-3f74-qvp2 x_refsource_CONFIRM
MITRE references (1) cveawg.mitre.org
Pulled from MITRE's CVE Services API by the 🛰 Backfill from MITRE button.
- https://github.com/LabRedesCefetRJ/WeGIA/security/advisories/GHSA-xpvm-3f74-qvp2 x_refsource_CONFIRM
Web references (3)
DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.
- https://nvd.nist.gov/vuln/detail/CVE-2026-42871 tenable:nvd.nist.gov
- https://www.cve.org/CVERecord?id=CVE-2026-42871 tenable:www.cve.org
- https://www.first.org/epss/ tenable:www.first.org
NVD-tagged references (2)
Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.
- https://github.com/LabRedesCefetRJ/WeGIA/security/advisories/GHSA-xpvm-3f74-qvp2 security-advisories@github.com
- https://github.com/LabRedesCefetRJ/WeGIA/security/advisories/GHSA-xpvm-3f74-qvp2 134c704f-9b21-4f2e-91b3-4a467353bcc0
Remediations (18)
Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.
-
web:blog.qualys.com
Microsoft's February 2026 Patch Tuesday focuses on closing security gaps that attackers could exploit, reinforcing the importance of timely patching in enterprise environments. Here's a quick…
2026-05-23 21:01 UTC -
web:portal.msrc.microsoft.com
The Security Update Guide provides information on the latest Microsoft security updates, helping users understand and address potential vulnerabilities effectively.
2026-05-23 21:01 UTC -
web:purple-ops.io
While the current mitigation addresses CVE - 2026 -42897, an older vulnerability like CVE - 2026 -32201 SharePoint Spoofing demonstrates the recurring nature of spoofing attacks across Microsoft products and the importance of a complete update strategy. Remediation Actions
2026-05-23 21:01 UTC -
web:windowsforum.com
Microsoft's Fastest Fix Is a Mitigation , Not a Patch The important detail in Microsoft's May 14 notice is that there is no permanent Exchange security update available yet for CVE - 2026 -42897. Microsoft says it is working on one and will release it later for affected supported paths, but today's defensive action is mitigation .
2026-05-23 21:01 UTC -
web:www.bleepingcomputer.com
Today is Microsoft's February 2026 Patch Tuesday with security updates for 58 flaws, including 6 actively exploited and three publicly disclosed zero-day vulnerabilities.
2026-05-23 21:01 UTC -
web:www.computerworld.com
Each month, the team at Readiness analyzes the latest Patch Tuesday updates from Microsoft and provides detailed, actionable testing guidance. The company's Patch Tuesday release for February ...
2026-05-23 21:01 UTC -
web:www.crowdstrike.com
Microsoft's February 2026 Patch Tuesday addresses 59 CVEs , featuring six exploited vulnerabilities, three of which were publicly known, and five Critical vulnerabilities.
2026-05-23 21:01 UTC -
web:www.forbes.com
Updated May 18: This article has been updated to include further details on the emergency mitigation process recommended by Microsoft after the CVE - 2026 -42897 Exchange Server zero-day was ...
2026-05-23 21:01 UTC -
web:www.neowin.net
Microsoft has released Patch Tuesday updates for Windows 11 KB5077181, KB5075941 for February 2026 . Here's what's included.
2026-05-23 21:01 UTC -
web:www.windowslatest.com
Windows 11 April 2026 update adds Narrator Copilot support, faster Settings, File Explorer fixes, and key security improvements.
2026-05-23 21:01 UTC -
web:blog.talosintelligence.com
Microsoft has released its monthly security update for May 2026 , which includes 137 vulnerabilities affecting a range of products, including 16 that Microsoft marked as "critical".
2026-05-26 02:50 UTC -
web:cybersecuritynews.com
Microsoft Exchange Server spoofing flaw, is being actively exploited against on-premises systems before a permanent patch is available.
2026-05-26 02:50 UTC -
web:nvd.nist.gov
An official website of the United States government Here's how you know
2026-05-26 02:50 UTC -
web:securityaffairs.com
Until a permanent security update becomes available, Microsoft has released temporary mitigation measures and urged administrators to apply them immediately to reduce exposure to attacks. The flaw surfaced just two days after Microsoft's Patch Tuesday for May 2026 updates, which patched 138 vulnerabilities.
2026-05-26 02:50 UTC -
web:techcommunity.microsoft.com
We wanted to tell you how to address the Exchange Server May 2026 vulnerability CVE - 2026 -42897.
2026-05-26 02:50 UTC -
web:www.bugcrowd.com
Vulnerability mitigation is typically considered a temporary or interim solution. While mitigation measures can reduce the immediate risk associated with vulnerabilities, they may not provide a permanent fix . Organizations should aim to prioritize and plan for complete vulnerability remediation whenever feasible and allocate resources accordingly.
2026-05-26 02:50 UTC -
web:www.forbes.com
Updated May 17: This article, originally published May 16, has been updated to include further details on the emergency mitigation process recommended after the CVE - 2026 -42897 Microsoft Exchange ...
2026-05-26 02:50 UTC -
web:www.oracle.com
This Critical Patch Update contains 481 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at April 2026 Critical Patch Update: Executive Summary and Analysis.
2026-05-26 02:50 UTC
AI Forensic Analysis
Only Available for Registered Users. Sign in to view.
Raw JSON
The full cvelistV5 record. Download as CVE-2026-42871.json.
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-42871",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-05-13T12:57:44.789547Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-05-13T14:40:48.485Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"references": [
{
"tags": [
"exploit"
],
"url": "https://github.com/LabRedesCefetRJ/WeGIA/security/advisories/GHSA-xpvm-3f74-qvp2"
}
],
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "WeGIA",
"vendor": "LabRedesCefetRJ",
"versions": [
{
"status": "affected",
"version": "< 3.7.0"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "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."
}
],
"metrics": [
{
"cvssV4_0": {
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"baseScore": 6.9,
"baseSeverity": "MEDIUM",
"privilegesRequired": "NONE",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N",
"version": "4.0",
"vulnAvailabilityImpact": "NONE",
"vulnConfidentialityImpact": "LOW",
"vulnIntegrityImpact": "NONE"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-200",
"description": "CWE-200: Exposure of Sensitive Information to an Unauthorized Actor",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-05-11T18:31:37.500Z",
"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"shortName": "GitHub_M"
},
"references": [
{
"name": "https://github.com/LabRedesCefetRJ/WeGIA/security/advisories/GHSA-xpvm-3f74-qvp2",
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://github.com/LabRedesCefetRJ/WeGIA/security/advisories/GHSA-xpvm-3f74-qvp2"
}
],
"source": {
"advisory": "GHSA-xpvm-3f74-qvp2",
"discovery": "UNKNOWN"
},
"title": "WeGIA: Error Handling familiar_docfamiliar"
}
},
"cveMetadata": {
"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"assignerShortName": "GitHub_M",
"cveId": "CVE-2026-42871",
"datePublished": "2026-05-11T18:31:37.500Z",
"dateReserved": "2026-04-30T18:49:06.711Z",
"dateUpdated": "2026-05-13T14:40:48.485Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}