Open Redirect Affecting org.webjars.npm:koa package, versions [0,]
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-JAVA-ORGWEBJARSNPM-10944995
- published25 Jul 2025
- disclosed25 Jul 2025
- creditNinjaGPT
Introduced: 25 Jul 2025
NewCVE-2025-8129 (opens in a new tab)How to fix?
There is no fixed version for org.webjars.npm:koa.
Overview
org.webjars.npm:koa is a Koa web app framework
Affected versions of this package are vulnerable to Open Redirect via the back function in lib/response.js which uses the user-controllable referrer header as the redirect target. An attacker can redirect users to arbitrary external sites by manipulating the Referrer argument.