CVE-2026-30977

Published March 10th, 2026

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CVSS v3

N/A

CVSS v2

N/A

Affected

PROJECT

Description

RenderBlocking is a MediaWiki extension that allows interface administrators to specify render-blocking CSS and JavaScript. Prior to 0.1.1, there is Stored XSS in renderblocking-css with Inline Assets mode. $wgRenderBlockingInlineAssets = true and editsitecss user rights are required. This vulnerability is fixed in 0.1.1.

lihaohong6/RenderBlocking

GitHub