CLEANSTART-2026-FK00511 CVE-2026-27142 fixed a vulnerability in which URLs were not correctly escaped inside of a <meta> tag's <content> attribute

CVE-2026-39823 affects multiple packages. CVE-2026-27142 fixed a vulnerability in which URLs were not correctly escaped inside of a tag's attribute. See references for individual vulnerability details...

Astra Linux – Vulnerability in Golang 1.15, Golang 1.19

Actions that insert URLs into the content attribute of HTML meta tags do not escape those URLs. This can lead to XSS attacks if the meta tag also contains an http-equiv attribute with the value “refresh”. A new GODEBUG setting, htmlmetacontenturlescape, has been added, which can be used to disabl...

EUVD-2026-75595

Improper escaping of a request URL in ConfigServer Security & Firewall allows an unauthenticated remote attacker to execute arbitrary commands as the CSF service account via shell command injection. The vulnerability affects versions of the software originally distributed by ConfigServer, as well...

CVE-2026-65638

Improper escaping of a request URL in ConfigServer Security & Firewall allows an unauthenticated remote attacker to execute arbitrary commands as the CSF service account via shell command injection. The vulnerability affects versions of the software originally distributed by ConfigServer, as well...

html/template: golang: Go html/template: Cross-Site Scripting via improper URL escaping in meta tag content

A flaw was found in the html/template package of Go. A remote attacker could exploit this vulnerability by inserting ASCII whitespaces around the equals sign = within a URL's content attribute inside a tag. This improper escaping could lead to Cross-Site Scripting XSS, allowing the attacker to...

html/template: golang: Go html/template: Cross-Site Scripting via improper URL escaping in meta tag content

A flaw was found in the html/template package of Go. A remote attacker could exploit this vulnerability by inserting ASCII whitespaces around the equals sign = within a URL's content attribute inside a tag. This improper escaping could lead to Cross-Site Scripting XSS, allowing the attacker to...

GHSA-7MPF-4465-7FC2 Winter: Stored XSS through Backend List widget image columns

Impact Backend\Widgets\Lists::evalImageTypeValue interpolated the resolved image URL into a single-quoted src attribute without escaping it. Where a list column of type image rendered an attacker-influenced value, that value could break out of the attribute and inject arbitrary attributes —...

html/template: golang: Go html/template: Cross-Site Scripting via improper URL escaping in meta tag content

A flaw was found in the html/template package of Go. A remote attacker could exploit this vulnerability by inserting ASCII whitespaces around the equals sign = within a URL's content attribute inside a tag. This improper escaping could lead to Cross-Site Scripting XSS, allowing the attacker to...

html/template: golang: Go html/template: Cross-Site Scripting via improper URL escaping in meta tag content

A flaw was found in the html/template package of Go. A remote attacker could exploit this vulnerability by inserting ASCII whitespaces around the equals sign = within a URL's content attribute inside a tag. This improper escaping could lead to Cross-Site Scripting XSS, allowing the attacker to...

EulerOS 2.0 SP10 : golang (EulerOS-SA-2026-2651)

According to the versions of the golang packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : SWIG file names containing 'cgo' and well-crafted payloads could lead to code smuggling and arbitrary code execution at build time due to trust...

SUSE-SU-2026:2817-1 Security update for go1.25

This update for go1.25 fixes the following issues - Update to version go1.25.12 bsc1244485. - CVE-2026-25679: net/url: reject IPv6 literal not at start of host bsc1259264. - CVE-2026-27139: os: FileInfo can escape from a Root bsc1259268. - CVE-2026-27142: html/template: URLs in meta content...

CVE-2026-9148 Comments <= 7.6.56 - Unauthenticated Stored Cross-Site Scripting via 'Website' Field

The Comments – wpDiscuz plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the guest commenter 'Website' field in versions up to, and including, 7.6.56 This is due to insufficient output escaping in the getCommentAuthor function, which interpolates the stored commentauthorurl...

html/template: golang: Go html/template: Cross-Site Scripting via improper URL escaping in meta tag content

A flaw was found in the html/template package of Go. A remote attacker could exploit this vulnerability by inserting ASCII whitespaces around the equals sign = within a URL's content attribute inside a tag. This improper escaping could lead to Cross-Site Scripting XSS, allowing the attacker to...

html/template: golang: Go html/template: Cross-Site Scripting via improper URL escaping in meta tag content

A flaw was found in the html/template package of Go. A remote attacker could exploit this vulnerability by inserting ASCII whitespaces around the equals sign = within a URL's content attribute inside a tag. This improper escaping could lead to Cross-Site Scripting XSS, allowing the attacker to...

html/template: golang: Go html/template: Cross-Site Scripting via improper URL escaping in meta tag content

A flaw was found in the html/template package of Go. A remote attacker could exploit this vulnerability by inserting ASCII whitespaces around the equals sign = within a URL's content attribute inside a tag. This improper escaping could lead to Cross-Site Scripting XSS, allowing the attacker to...

Important: cri-tools

Issue Overview: 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 escapi...

SUSE CVE-2026-39823

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...

AZL-98700 CVE-2026-39823 affecting package golang 1.27.1-1

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-2026-39823

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...