CVE-2026-72817: go-chi chi 0.9.0 before 5.3.0 IP Spoofing via X-Forwarded-For

Overview

Severity

Medium (CVSS 6.5)

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Exploit Status

Not Exploited

Patch Tuesday

2026-Aug

Released

2026-08-20

Last Updated

2026-09-22

EPSS Score

0.24% (percentile: 14.0%)

Affected Products (3)

Other

• 21668-17084
• 21656-17084
• 21816-17084

Security Updates (1)

• Security Update

Revision History

• 2026-08-20: Information published.
• 2026-08-23: Information published.
• 2026-09-09: Information published.
• 2026-09-22: Information published.