html/template: URLs in meta content attribute actions are not escaped in html/template

An input escaping flaw has been discovered in the golang html/template module. Actions which insert URLs into the content attribute of HTML meta tags are not escaped. This can allow XSS if the meta tag also has an http-equiv attribute with the value "refresh". A new GODEBUG setting has been added...

Medium: golist

Issue Overview: url.Parse insufficiently validated the host/authority component and accepted some invalid URLs. CVE-2026-25679 On Unix platforms, when listing the contents of a directory using File.ReadDir or File.Readdir the returned FileInfo could reference a file outside of the Root in which t...

BIT-GOLANG-2026-27142 URLs in meta content attribute actions are not escaped in html/template

Actions which insert URLs into the content attribute of HTML meta tags are not escaped. This can allow XSS if the meta tag also has an http-equiv attribute with the value "refresh". A new GODEBUG setting has been added, htmlmetacontenturlescape, which can be used to disable escaping URLs in actio...

EUVD-2026-10088

Actions which insert URLs into the content attribute of HTML meta tags are not escaped. This can allow XSS if the meta tag also has an http-equiv attribute with the value "refresh". A new GODEBUG setting has been added, htmlmetacontenturlescape, which can be used to disable escaping URLs in actio...

AZL-79622 CVE-2026-27142 affecting package golang 1.26.0-1

Actions which insert URLs into the content attribute of HTML meta tags are not escaped. This can allow XSS if the meta tag also has an http-equiv attribute with the value "refresh". A new GODEBUG setting has been added, htmlmetacontenturlescape, which can be used to disable escaping URLs in actio...

AZL-79607 CVE-2026-27142 affecting package golang 1.25.7-1

Actions which insert URLs into the content attribute of HTML meta tags are not escaped. This can allow XSS if the meta tag also has an http-equiv attribute with the value "refresh". A new GODEBUG setting has been added, htmlmetacontenturlescape, which can be used to disable escaping URLs in actio...

AZL-79604 CVE-2026-27142 affecting package gcc 11.2.0-9

Actions which insert URLs into the content attribute of HTML meta tags are not escaped. This can allow XSS if the meta tag also has an http-equiv attribute with the value "refresh". A new GODEBUG setting has been added, htmlmetacontenturlescape, which can be used to disable escaping URLs in actio...

UBUNTU-CVE-2026-27142

Actions which insert URLs into the content attribute of HTML meta tags are not escaped. This can allow XSS if the meta tag also has an http-equiv attribute with the value "refresh". A new GODEBUG setting has been added, htmlmetacontenturlescape, which can be used to disable escaping URLs in actio...

CVE-2026-27142 URLs in meta content attribute actions are not escaped in html/template

Actions which insert URLs into the content attribute of HTML meta tags are not escaped. This can allow XSS if the meta tag also has an http-equiv attribute with the value "refresh". A new GODEBUG setting has been added, htmlmetacontenturlescape, which can be used to disable escaping URLs in actio...

CVE-2026-27142 URLs in meta content attribute actions are not escaped in html/template

Actions which insert URLs into the content attribute of HTML meta tags are not escaped. This can allow XSS if the meta tag also has an http-equiv attribute with the value "refresh". A new GODEBUG setting has been added, htmlmetacontenturlescape, which can be used to disable escaping URLs in actio...

CVE-2026-27142

CVE-2026-27142 is disclosed as an issue where URLs inserted into the content attribute of HTML meta tags were not escaped, potentially enabling XSS when the meta tag has http-equiv="refresh". Public advisories (ALAS2-2026-3310, ALAS2-2026-3313, ALAS2-2026-3311, ALAS2023-2026-1771, etc.) link this...

CVE-2026-27142

Actions which insert URLs into the content attribute of HTML meta tags are not escaped. This can allow XSS if the meta tag also has an http-equiv attribute with the value "refresh". A new GODEBUG setting has been added, htmlmetacontenturlescape, which can be used to disable escaping URLs in actio...

CVE-2026-27142

Actions which insert URLs into the content attribute of HTML meta tags are not escaped. This can allow XSS if the meta tag also has an http-equiv attribute with the value "refresh". A new GODEBUG setting has been added, htmlmetacontenturlescape, which can be used to disable escaping URLs in actio...

GO-2026-4603 URLs in meta content attribute actions are not escaped in html/template

Actions which insert URLs into the content attribute of HTML meta tags are not escaped. This can allow XSS if the meta tag also has an http-equiv attribute with the value "refresh". A new GODEBUG setting has been added, htmlmetacontenturlescape, which can be used to disable escaping URLs in actio...

Meta to abandon social media tracking tool CrowdTangle

On 14 March, Meta announced it would abandon CrowdTangle, saying the tool will no longer be available after August 14, 2024. While most people have never heard of CrowdTangle, among journalists the tool is considered essential. Its popularity largely depends on the ability to monitor social media...

CVE-2024-1419

The The Plus Addons for Elementor plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘id’ attribute of the Header Meta Content widget in all versions up to, and including, 5.4.0 due to insufficient input sanitization and output escaping. This makes it possible for...

CVE-2024-1419

The The Plus Addons for Elementor plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘id’ attribute of the Header Meta Content widget in all versions up to, and including, 5.4.0 due to insufficient input sanitization and output escaping. This makes it possible for...

PT-2024-18029 · WordPress · The Plus Addons For Elementor

Name of the Vulnerable Software and Affected Versions: The Plus Addons for Elementor plugin for WordPress versions up to, and including, 5.4.0 Description: The issue is related to Stored Cross-Site Scripting via the id attribute of the Header Meta Content widget due to insufficient input...

Alleycode HTML Editor Buffer Overflow Vulnerabilities

This host is installed with Alleycode HTML Editor and is prone to Buffer Overflow vulnerabilities. OpenVAS Vulnerability Test $Id: gballeycodehtmleditorbofvuln.nasl 4865 2016-12-28 16:16:43Z teissa $ Alleycode HTML Editor Buffer Overflow Vulnerabilities Authors: Sharath S Copyright: Copyright c...

Alleycode HTML Editor Buffer Overflow Vulnerabilities

Alleycode HTML Editor is prone to multiple buffer overflow vulnerabilities. SPDX-FileCopyrightText: 2009 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...