Server-side Request Forgery (SSRF) Affecting @haxtheweb/open-apis package, versions <26.0.0
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.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applicationsSnyk Learn
Learn about Server-side Request Forgery (SSRF) vulnerabilities in an interactive lesson.
Start learning- Snyk IDSNYK-JS-HAXTHEWEBOPENAPIS-17179605
- published5 Jun 2026
- disclosed19 May 2026
- creditBrady McLaughlin
Introduced: 19 May 2026
NewCVE-2026-46391 (opens in a new tab)How to fix?
Upgrade @haxtheweb/open-apis to version 26.0.0 or higher.
Overview
@haxtheweb/open-apis is a Shared API infrastructure for HAXTheWeb advanced capabilities like importing, parsing, analysis, migration
Affected versions of this package are vulnerable to Server-side Request Forgery (SSRF) via improper hostname validation in the cacheAddress, JOSHelpers, and elmslnToSite processes. An attacker can exfiltrate sensitive credentials by crafting API calls that cause authentication data to be sent to attacker-controlled endpoints.