CVE-2021-23435

MediumCVSS 6.1/10Last modified Jun 17, 2026

Description

This affects the package clearance before 2.5.0. The vulnerability can be possible when users are able to set the value of session[:return_to]. If the value used for return_to contains multiple leading slashes (/////example.com) the user ends up being redirected to the external domain that comes after the slashes (http://example.com).

Metrics

CVSS 3.1 6.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

CWE-601

Affected software

No affected versions have been published.

Timeline

Published
Sep 12, 2021
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2021-23435: Medium severity, CVSS 6.1 | Vulnix