CVE-2026-39823 Bypass of meta content URL escaping causes XSS in html/template

CVE-2026-27142 fixed a vulnerability in which URLs were not correctly escaped inside of a tag's attribute. If the URL content were to insert ASCII whitespaces around the '=' rune inside of the attribute, the escaper would fail to similarly escape it, leading to XSS...

CVE-2026-39823 Bypass of meta content URL escaping causes XSS in html/template

CVE-2026-27142 fixed a vulnerability in which URLs were not correctly escaped inside of a tag's attribute. If the URL content were to insert ASCII whitespaces around the '=' rune inside of the attribute, the escaper would fail to similarly escape it, leading to XSS...

CVE-2026-39826 Escaper bypass leads to XSS in html/template

If a trusted template author were to write a tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the execution of the template would incorrectly escape any data passed into the block...

CVE-2026-39826

The Go programming language is vulnerable to incorrect escaping of output data when processing a [removed] tag's type attribute . If a trusted template author includes a type attribute that is either empty or contains only ASCII whitespace, the template engine will fail to correctly escape data p...

CVE-2026-39826 Escaper bypass leads to XSS in html/template

If a trusted template author were to write a tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the execution of the template would incorrectly escape any data passed into the block...

CVE-2026-39826

If a trusted template author were to write a tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the execution of the template would incorrectly escape any data passed into the block...

CVE-2026-39823 Bypass of meta content URL escaping causes XSS in html/template

CVE-2026-27142 fixed a vulnerability in which URLs were not correctly escaped inside of a tag's attribute. If the URL content were to insert ASCII whitespaces around the '=' rune inside of the attribute, the escaper would fail to similarly escape it, leading to XSS...

CVE-2026-39823

The Go programming language is vulnerable to cross-site scripting (XSS) due to incorrect escaping of URLs within the content attribute of HTML meta tags . If the URL content contains ASCII whitespaces around the '=' rune , the escaper fails to process them correctly. This is particularly relevant...

CVE-2026-39826

If a trusted template author were to write a...

CVE-2026-39826

If a trusted template author were to write a tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the execution of the template would incorrectly escape any data passed into the block...

CVE-2026-39826 Escaper bypass leads to XSS in html/template

If a trusted template author were to write a tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the execution of the template would incorrectly escape any data passed into the block...

CVE-2026-39826

If a trusted template author were to write a tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the execution of the template would incorrectly escape any data passed into the block...

Improper Encoding or Escaping of Output

Overview std/html/template is a Go standard library package std/html/template Affected versions of this package are vulnerable to Improper Encoding or Escaping of Output. Go Vulnerability Report: If a trusted template author were to write a tag containing an empty 'type' attribute or a 'type'...

GO-2026-4982 Bypass of meta content URL escaping causes XSS in html/template

CVE-2026-27142 fixed a vulnerability in which URLs were not correctly escaped inside of a tag's attribute. If the URL content were to insert ASCII whitespaces around the '=' rune inside of the attribute, the escaper would fail to similarly escape it, leading to XSS...

Cross-site Scripting (XSS)

Overview std/html/template is a Go standard library package std/html/template Affected versions of this package are vulnerable to Cross-site Scripting XSS. Go Vulnerability Report: CVE-2026-27142 fixed a vulnerability in which URLs were not correctly escaped inside of a tag's attribute. If the UR...

GO-2026-4980 Escaper bypass leads to XSS in html/template

If a trusted template author were to write a tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespace, the execution of the template would incorrectly escape any data passed into the block...

Sidekiq-cron is vulnerable to a cross-site scripting (xss) vulnerability via crafted URL

Sidekiq-cron thru 2.3.1, an open-source scheduling add-on for Sidekiq, is vulnerable to a cross-site scripting xss vulnerability via crafted URL being rended from cron.erb...

CVE-2026-36458

ChestnutCMS v1.5.10 has a SQL injection vulnerability. The content parameter of the cmscontent tag can be manipulated in the admin backend and injected into a SQL query when the template is rendered...

CVE-2025-67202

Sidekiq-cron thru 2.3.1, an open-source scheduling add-on for Sidekiq, is vulnerable to a cross-site scripting xss vulnerability via crafted URL being rended from cron.erb...

Security Bulletin: IBM Maximo Scheduler Optimizer uses lodash-4.17.23.tgz which is vulnerable to CVE-2026-2950, CVE-2026-4800

Summary IBM Maximo Scheduler Optimizer uses lodash-4.17.23.tgz which is vulnerable to CVE-2026-2950, CVE-2026-4800. This bulletin contains information regarding the vulnerability and its fixture. Vulnerability Details CVEID:CVE-2026-2950 DESCRIPTION: Impact: Lodash versions 4.17.23 and earlier ar...