CVE-2026-32289
html/template: golang: html/template: Cross-Site Scripting (XSS) via improper context and brace depth tracking in JS template literals
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · April 8, 2026
Updated · November 1, 2026
Description
A flaw was found in the html/template package. This vulnerability arises from improper tracking of context and brace depth within JavaScript (JS) template literals. A remote attacker could exploit these issues to cause content to be incorrectly or improperly escaped, leading to Cross-Site Scripting (XSS) vulnerabilities. This could allow an attacker to inject malicious scripts into web pages viewed by other users.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
CVSS / CWE
CVSS 3.1 · 5.4CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
CWE-79 · Improper Neutralization of Input During Web Page Generation