The package koa-remove-trailing-slashes before 2.0.2 are vulnerable to Open Redirect via the use of trailing double slashes in the URL when accessing the vulnerable endpoint (such as https://example.com//attacker.example/). The vulnerable code is in index.js::removeTrailingSlashes(), as the web server uses relative URLs instead of absolute URLs.
History

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cve-icon MITRE

Status: PUBLISHED

Assigner: snyk

Published: 2021-05-17T17:45:12.371989Z

Updated: 2024-09-16T20:36:40.039Z

Reserved: 2021-01-08T00:00:00

Link: CVE-2021-23384

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2021-05-17T18:15:07.733

Modified: 2021-05-25T14:39:43.737

Link: CVE-2021-23384

cve-icon Redhat

No data.