CVE-2026-27142: URLs in meta content attribute actions are not escaped in html/template
Overview
- Severity
- High (CVSS 7.5)
- CVSS Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Exploit Status
- Not Exploited
- Patch Tuesday
- 2026-Mar
- Released
- 2026-03-11
- Last Updated
- 2026-09-08
- EPSS Score
- 0.33% (percentile: 25.6%)
Affected Products (10)
Open Source Software
- azl3 golang 1.25.8-1 on Azure Linux 3.0
- azl3 golang 1.26.1-1 on Azure Linux 3.0
- cbl2 msft-golang 1.25.8-1 on CBL Mariner 2.0
- azl3 golang 1.25.7-1 on Azure Linux 3.0
- cbl2 golang 1.22.7-5 on CBL Mariner 2.0
- azl3 golang 1.26.0-1 on Azure Linux 3.0
- cbl2 msft-golang 1.24.13-1 on CBL Mariner 2.0
Other
- 21203-17084
- 21206-17084
- 21778-17084
Security Updates (1)
Revision History
- 2026-03-11: Information published.
- 2026-03-17: Information published.
- 2026-03-26: Information published.
- 2026-03-31: Information published.
- 2026-04-14: Information published.
- 2026-06-03: Information published.
- 2026-06-09: Information published.
- 2026-09-03: Information published.
- 2026-09-08: Information published.