CVE-2026-39937— Global vanishing does not completely remove user email
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I. Basic Information for CVE-2026-39937
Vulnerability Information
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Vulnerability Title
Global vanishing does not completely remove user email
Source: NVD (National Vulnerability Database)
Vulnerability Description
Improper removal of sensitive information before storage or transfer vulnerability in The Wikimedia Foundation Mediawiki - CentralAuth Extension allows Resource Leak Exposure. The issue has been remediated on the `master` branch, and in the release branches for MediaWiki versions 1.43, 1.44, and 1.45.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
敏感数据的不恰当跨边界移除
Source: NVD (National Vulnerability Database)
Vulnerability Title
MediaWiki - CentralAuth Extension 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MediaWiki - CentralAuth Extension是MediaWiki开源的一个认证插件。 MediaWiki - CentralAuth Extension存在安全漏洞，该漏洞源于存储或传输前未正确移除敏感信息，可能导致资源泄露暴露。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| The Wikimedia Foundation | Mediawiki - CentralAuth Extension | - | - |
II. Public POCs for CVE-2026-39937
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · The Wikimedia Foundation · 2026-04-07 · 6 CVEs total
| CVE-2026-22711 | Stored XSS through system messages in WikiLove | |
| CVE-2026-39934 | Growth Experiments ReassignMenteesJob runs as an infinite loop | |
| CVE-2026-39933 | Multiple XSS vulnerabilities in GlobalWatchlist | |
| CVE-2026-39936 | Stored XSS in Score due to usage of non-reserved data attributes | |
| CVE-2026-39935 | XSS-via-i18n in localised wiki names |
IV. Related Vulnerabilities
Same vendor: The Wikimedia Foundation
- CVE-2026-39936
Stored XSS in Score due to usage of non-reserved data attrib - CVE-2026-39935
XSS-via-i18n in localised wiki names - CVE-2026-39934
Growth Experiments ReassignMenteesJob runs as an infinite lo - CVE-2026-39933
Multiple XSS vulnerabilities in GlobalWatchlist - CVE-2026-22711
Stored XSS through system messages in WikiLove
Same weakness: CWE-212
- CVE-2024-43384
Phoenix Contact: Improper removal of sensitive information i - CVE-2026-43528
OpenClaw < 2026.4.14 - Redaction Bypass via sourceConfig and - CVE-2026-43824
Argo CD 安全漏洞 - CVE-2026-20928
Windows Recovery Environment Security Feature Bypass Vulnera - CVE-2026-34214
Trino: Iceberg REST catalog static and vended credentials ar
V. Comments for CVE-2026-39937
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