CVE-2025-71405

medium

Description

chi versions before v5.2.2 contain an open redirect vulnerability in the RedirectSlashes middleware function that uses the Host header to construct redirect URLs. Attackers can manipulate the Host header to redirect users to arbitrary hosts, enabling phishing attacks and credential theft.

References

https://www.vulncheck.com/advisories/go-chi-chi-before-open-redirect-via-redirectslashes

https://github.com/go-chi/chi/security/advisories/GHSA-vrw8-fxc6-2r93

Details

Source: Mitre, NVD

Published: 2026-08-14

Updated: 2026-08-14

Risk Information

CVSS v2

Base Score: 5.8

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 6.1

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

Severity: Medium

CVSS v4

Base Score: 5.1

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

Severity: Medium