vgno/koa-remove-trailing-slashes · Security
Open Redirect in koa-remove-trailing-slashes
- GHSA ID
- GHSA-r773-pmw3-f4mr
- CVE ID
- CVE-2021-23384
- Severity
- medium
- Published
- Updated
- CVSS
- 5.4 · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
- CVSS v3
- 5.4 · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Description
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.
CWEs
- CWE-601 · URL Redirection to Untrusted Site ('Open Redirect')
References
- https://nvd.nist.gov/vuln/detail/CVE-2021-23384 ↗
- https://snyk.io/vuln/SNYK-JS-KOAREMOVETRAILINGSLASHES-1085708 ↗
- https://github.com/vgno/koa-remove-trailing-slashes/commit/e7ce4000e9fe4d957332df1056640a22ebea28ee ↗
- https://github.com/vgno/koa-remove-trailing-slashes/blame/6a01ba8fd019bd3ece44879c553037ad96ba7d47/index.js#L31 ↗
- https://github.com/advisories/GHSA-r773-pmw3-f4mr ↗