Information Exposure Affecting eventsource package, versions <1.1.1 >=2.0.0 <2.0.2


0.0
medium

Snyk CVSS

    Attack Complexity Low
    User Interaction Required
    Confidentiality High

    Threat Intelligence

    Exploit Maturity Proof of concept
    EPSS 0.2% (57th percentile)
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NVD
9.3 critical
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Red Hat
9.3 critical

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  • Snyk ID SNYK-JS-EVENTSOURCE-2823375
  • published 12 May 2022
  • disclosed 12 May 2022
  • credit Timothee Desurmont

How to fix?

Upgrade eventsource to version 1.1.1, 2.0.2 or higher.

Overview

Affected versions of this package are vulnerable to Information Exposure by allowing cookies and the authorization headers to be leaked to external sites.