CVE-2026-39838— ProofreadPage improperly sanitizes multiline styles using Sanitizer::checkCSS
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2026-39838
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
ProofreadPage improperly sanitizes multiline styles using Sanitizer::checkCSS
Source: NVD (National Vulnerability Database)
Vulnerability Description
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Wikimedia Foundation MediaWiki - ProofreadPage Extension allows XSS Targeting Non-Script Elements. 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
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: NVD (National Vulnerability Database)
Vulnerability Title
MediaWiki - ProofreadPage Extension 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MediaWiki - ProofreadPage Extension是MediaWiki开源的一个文档对照插件。 MediaWiki - ProofreadPage Extension存在安全漏洞，该漏洞源于网页生成期间输入中和不当，可能导致针对非脚本元素的跨站脚本攻击。
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 |
|---|---|---|---|---|
| Wikimedia Foundation | MediaWiki - ProofreadPage Extension | - | - |
II. Public POCs for CVE-2026-39838
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2026-39838
请登录查看更多情报信息。
Same Patch Batch · Wikimedia Foundation · 2026-04-07 · 6 CVEs total
| CVE-2026-39841 | Stored XSS through list fields on Cargo's page values and Special:CargoTables | |
| CVE-2026-39840 | CSS injection in multiple Cargo display formats | |
| CVE-2026-39837 | Stored XSS through the dynamic table format in Cargo | |
| CVE-2026-39839 | Stored XSS through URLs in Cargo's map format | |
| CVE-2026-5762 | ReportIncident DiscussionTools integration causes slow requests |
IV. Related Vulnerabilities
Same vendor: Wikimedia Foundation
- CVE-2026-39837
Stored XSS through the dynamic table format in Cargo - CVE-2026-39841
Stored XSS through list fields on Cargo's page values and Sp - CVE-2026-39840
CSS injection in multiple Cargo display formats - CVE-2026-39839
Stored XSS through URLs in Cargo's map format - CVE-2026-5762
ReportIncident DiscussionTools integration causes slow reque
Same weakness: CWE-79
- CVE-2026-8262
Devs Palace ERP Online chart-save cross site scripting - CVE-2026-8256
Devs Palace ERP Online mr-save cross site scripting - CVE-2026-8255
Devs Palace ERP Online add_new_customer cross site scripting - CVE-2026-8254
Devs Palace ERP Online sales_save cross site scripting - CVE-2026-8253
Devs Palace ERP Online purchase_save cross site scripting
V. Comments for CVE-2026-39838
No comments yet