CVE-2025-71405

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.

Scoring

Severity
MEDIUM
CVSS base score
5.1
CVSS 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
EPSS probability
0.31%
CWE
CWE-601
Published
2026-08-14
Last modified
2026-08-14

Affected products

Weakness type

Related vulnerabilities

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