Go/stdlib CVE-2026-27142: medium 6.1, EPSS 0.37%
URLs in meta content attribute actions are not escaped in html/template
Action: Upgrade stdlib to 1.25.8 or later.
Upgrade Go to 1.25.8.
Upgrade Go to 1.26.1.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.25.8 | - |
| 1.26.0-0 | 1.26.1 | - |
Fixed versions
| 1.25.8 | 1.26.1 |
Sources
- osv: GO-2026-4603
- nvd: CVE-2026-27142
- https://groups.google.com/g/golang-announce/c/EdhZqrQ98hk
- https://go.dev/issue/77954
- https://go.dev/cl/752081
CVE-2026-27142 · published · modified · JSON