GHSA-x2rg-q646-7m2v

Source

https://github.com/advisories/GHSA-x2rg-q646-7m2v

Import Source

https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/04/GHSA-x2rg-q646-7m2v/GHSA-x2rg-q646-7m2v.json

JSON Data

https://api.osv.dev/v1/vulns/GHSA-x2rg-q646-7m2v

Aliases

CVE-2025-32379

Published

2025-04-09T13:00:07Z

Modified

2025-04-09T20:29:43Z

Severity

5.0 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L CVSS Calculator

Summary

Koajs vulnerable to Cross-Site Scripting (XSS) at ctx.redirect() function

Details

Summary

In koa < 2.16.1 and < 3.0.0-alpha.5, passing untrusted user input to ctx.redirect() even after sanitizing it, may execute javascript code on the user who use the app.

Patches

This issue is patched in 2.16.1 and 3.0.0-alpha.5.

PoC

Coming soon...

Impact

Redirect user to another phishing site
Make request to another endpoint of the application based on user's cookie
Steal user's cookie

Database specific

{
    "github_reviewed_at": "2025-04-09T13:00:07Z",
    "cwe_ids": [
        "CWE-79"
    ],
    "nvd_published_at": "2025-04-09T16:15:25Z",
    "severity": "MODERATE",
    "github_reviewed": true
}

References

Affected packages

npm / koa

Package

Name: koa; View open source insights on deps.dev
Purl: pkg:npm/koa

Affected ranges

Type: SEMVER
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2.16.1