CVE-2025-62697— Improperly sanitized style parameter in LanguageSelector
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I. Basic Information for CVE-2025-62697
Vulnerability Information
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Vulnerability Title
Improperly sanitized style parameter in LanguageSelector
Source: NVD (National Vulnerability Database)
Vulnerability Description
Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') vulnerability in The Wikimedia Foundation Mediawiki - LanguageSelector Extension allows Code Injection.This issue affects Mediawiki - LanguageSelector Extension: from master before 1.39.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
输出中的特殊元素转义处理不恰当(注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
MediaWiki - LanguageSelector Extension 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MediaWiki - LanguageSelector Extension是MediaWiki开源的一个语言选择扩展。 MediaWiki - LanguageSelector Extension 1.39之前版本存在安全漏洞，该漏洞源于特殊元素中和不当，可能导致代码注入。
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 - LanguageSelector Extension | master ~ 1.39 | - |
II. Public POCs for CVE-2025-62697
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · The Wikimedia Foundation · 2025-10-20 · 7 CVEs total
| CVE-2025-62693 | Stored XSS through system messages in LastModified | |
| CVE-2025-62700 | Stored XSS through a system message in MultiBoilerplate | |
| CVE-2025-62698 | Stored XSS through system messages in ExternalGuidance | |
| CVE-2025-62657 | Stored XSS through system messages in PageForms | |
| CVE-2025-62656 | GlobalBlocking Special:GlobalBlockList vulnerable to message key stored XSS | |
| CVE-2025-62658 | SQL injection in WatchAnalytics through Special:ClearPendingReviews |
IV. Related Vulnerabilities
Same vendor: The Wikimedia Foundation
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Growth Experiments ReassignMenteesJob runs as an infinite lo - CVE-2026-39933
Multiple XSS vulnerabilities in GlobalWatchlist - CVE-2026-39937
Global vanishing does not completely remove user email
Same weakness: CWE-74
- CVE-2025-67486
Dolibarr has an Authenticated Remote Code Execution via eval - CVE-2026-26164
M365 Copilot Information Disclosure Vulnerability - CVE-2026-7045
baomidou dynamic-datasource StandardEvaluationContext/SpelEx - CVE-2026-6994
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V. Comments for CVE-2025-62697
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