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

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

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...

CVE-2026-39823

Summary: CVE-2026-39823 covers an escapebug in HTML meta tag content handling that can trigger XSS when URLs are inserted into a meta tag’s content attribute and whitespace is manipulated. Multiple connected sources confirm the issue and describe the root cause as incorrect escaping of URLs insid...

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...

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...

UBUNTU-CVE-2026-44742

Postorius through 1.3.13 does not escape HTML in the message subject when rendering it in the Held messages pop-up, as exploited in the wild in May 2026...

CVE-2026-44742

Postorius through 1.3.13 does not escape HTML in the message subject when rendering it in the Held messages pop-up, as exploited in the wild in May 2026...

USN-8242-2 postfixadmin vulnerability

USN-8242-1 fixed a vulnerability in CiviCRM. This update provides the corresponding fix for PostfixAdmin. Original advisory details: Takuya Aramaki discovered that Smarty, vendored in CiviCRM, did not properly escape JavaScript code. An attacker could possibly use this issue to conduct a cross-si...

USN-8242-1: CiviCRM vulnerability

Takuya Aramaki discovered that Smarty, vendored in CiviCRM, did not properly escape JavaScript code. An attacker could possibly use this issue to conduct a cross-site scripting attack...

CVE-2026-44742

Postorius through 1.3.13 does not escape HTML in the message subject when rendering it in the Held messages pop-up, as exploited in the wild in May 2026...

VulnCheck KEV: CVE-2026-44742

Postorius through 1.3.13 does not escape HTML in the message subject when rendering it in the Held messages pop-up, as exploited in the wild in May 2026...

[20260705] - Core - XSS in various modalreturn layouts

Lack of escaping leads to XSS vulnerabilities in modalreturn layouts of various components...

[20260704] - Core - XSS in com_templates

Lack of escaping leads to an XSS vulnerability in the file management view of comtemplates...

www/gohugo -- CWE-79: XSS vulnerabilities

https://go.dev/issue/78913 reports: 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...

Google Go 安全漏洞

Google Go is a static, strongly typed, compiled, concurrent programming language with garbage collection features from the American company Google. There is a security vulnerability in Google Go, which stems from incorrect escaping of URLs in the content attribute of meta tags, potentially leadin...

Google Go 安全漏洞

Google Go is a static, strongly typed, compiled, concurrent programming language with garbage collection features from the American company Google. There is a security vulnerability in Google Go, which occurs when the script tag contains an empty type attribute or a type attribute containing an...

CVE-2026-40296

PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. The HTML writer skips htmlspecialchars escaping when a cell's formatted value differs from the original value. When a cell has a custom number format containing the text placeholder @ along with any additional literal...