CVE-2026-97030

Recognize yield as regexp preceder keyword in html/template

State: Published
Severity: 6.1 Medium
Published: Oct 8, 2026
Updated: Oct 15, 2026
Reserved: Sep 23, 2026

Description

A trusted template author may have previously written a valid template wherein the use of the 'yield' keyword would not be correctly escaped. We now ensure that valid keyword uses are escaped and non-keyword uses are not escaped.

Scores

CVSS	Score	Vector	Source
3.1	6.1 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N	CISA-ADP

Weaknesses

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected Products

Product	Versions
html/templateGo standard library	before 1.26.9Affected 1.27.0-0 to before 1.27.2Affected

References

https://go.dev/cl/840925
https://go.dev/issue/81823
https://groups.google.com/g/golang-announce/c/U2fTuyDJznI
https://pkg.go.dev/vuln/GO-2026-6600

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