Vulnerability Details CVE-2021-23387
The package trailing-slash before 2.0.1 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::createTrailing(), as the web server uses relative URLs instead of absolute URLs.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 49.4%
CVSS Severity
CVSS v3 Score 5.4
CVSS v2 Score 5.8
References
- https://github.com/fardog/trailing-slash/blob/f640ece055fe85275c983de5eb94661b95e35670/index.js%23L36
- https://github.com/fardog/trailing-slash/commit/f8e66f1429308247e5a119d430203077d8f05048
- https://snyk.io/vuln/SNYK-JS-TRAILINGSLASH-1085707
- https://github.com/fardog/trailing-slash/blob/f640ece055fe85275c983de5eb94661b95e35670/index.js%23L36
- https://github.com/fardog/trailing-slash/commit/f8e66f1429308247e5a119d430203077d8f05048
- https://snyk.io/vuln/SNYK-JS-TRAILINGSLASH-1085707
Products affected by CVE-2021-23387
-
cpe:2.3:a:trailing-slash_project:trailing-slash:1.0.0
-
cpe:2.3:a:trailing-slash_project:trailing-slash:2.0.0