CVE-2026-100241— Private change tags exposed to anonymous users via revision-tags-change events
Quick assessment
Affected
Wikimedia Foundation Mediawiki - EventBus Extension
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation Mediawiki - EventBus Extension allows Excavation. This issue affects Mediawiki - EventBus Extension: 1.47.0-alpha.
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2026-100241
Vulnerability Information
Shenlong is analyzing...
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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
Private change tags exposed to anonymous users via revision-tags-change events
Source: CVE Program / CVE List V5
Vulnerability Description
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation Mediawiki - EventBus Extension allows Excavation.
This issue affects Mediawiki - EventBus Extension: 1.47.0-alpha.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Wikimedia Foundation | Mediawiki - EventBus Extension | 1.47.0-alpha | - |
|
II. Public POCs for CVE-2026-100241
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2026-100241
请登录查看更多情报信息。
Other References for CVE-2026-100241 (2)
Same Patch Batch · Wikimedia Foundation · 2026-09-29 · 8 CVEs total
| CVE-2026-100240 | TemplateSandbox does not check read permissions for the page being previewed | |
| CVE-2026-100238 | Flow colon-separator and flow-guidedtour-optin-welcome-description messages allow stored X | |
| CVE-2026-102796 | Unauthenticated SQL injection in UserPageViewTracker via filterusers and ignoreusers param | |
| CVE-2026-100244 | CentralAuth exposes locally suppressed block information via globaluserinfo API and Specia | |
| CVE-2026-100245 | Stored XSS on Wikibase Special:SetSiteLink via unescaped system message | |
| CVE-2026-100242 | DataTransfer depends on phpspreadsheet version vulnerable to CVE-2026-59933 (XLS/OLE memor | |
| CVE-2026-100243 | Stored XSS in WikiSEO author and image properties on action=info |
IV. Related Vulnerabilities
Same vendor: Wikimedia Foundation
-
CVE-2026-102796
Unauthenticated SQL injection in UserPageViewTracker via fil -
CVE-2026-100245
Stored XSS on Wikibase Special:SetSiteLink via unescaped sys -
CVE-2026-100244
CentralAuth exposes locally suppressed block information via -
CVE-2026-100243
Stored XSS in WikiSEO author and image properties on action= -
CVE-2026-100242
DataTransfer depends on phpspreadsheet version vulnerable to
Same weakness: CWE-200
-
CVE-2026-100244
CentralAuth exposes locally suppressed block information via -
CVE-2026-100286
CVE-2026-100286 -
CVE-2026-22101
Sensitive information leak through hidden menu -
CVE-2026-101092
SiYuan before v3.8.4 Information Disclosure via getCurrentAt -
CVE-2026-101146
Eleveo Quality Management GWT RPC QMUtilsService UtilsServic
V. Comments for CVE-2026-100241
No comments yet