GENERATEBLOCKS · CVE-2026-121773 · Package
NO FIX YET · SEE WHAT TO DO
GenerateBlocks, a WordPress block plugin by GeneratePress, fails to neutralize input when generating pages, so stored cross-site scripting is possible. An attacker who can store content on the site can run scripts in other visitors' browsers.
first public Nov 11, 2026 · 1 source
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Sites running the GenerateBlocks WordPress plugin at version 2.5.0 or earlier are in the affected range. The risk depends on who can save content to the site; sites where only trusted editors write content carry less exposure. Sites that do not run this plugin can skip it.
Not affected if plugin-not-installed, trusted-editors-only
Who cares generateblocks, self-hosted, wordpress
wp plugin get generateblocks --field=version2.5.0Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in GeneratePress GenerateBlocks generateblocks allows Stored XSS.This issue affects GenerateBlocks: from n/a through 2.5.0.
This page as .md · .json · CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
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