Origin Validation Error Affecting org.asynchttpclient:async-http-client package, versions [2.0.0,2.16.1)[3.0.0,3.0.13)
Threat Intelligence
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-ORGASYNCHTTPCLIENT-20571391
- published8 Oct 2026
- disclosed7 Oct 2026
- creditUnknown
Introduced: 7 Oct 2026
NewCVE-2026-107281 (opens in a new tab)How to fix?
Upgrade org.asynchttpclient:async-http-client to version 2.16.1, 3.0.13 or higher.
Overview
org.asynchttpclient:async-http-client is a maven plugin for the Async Http Client (AHC) classes.
Affected versions of this package are vulnerable to Origin Validation Error in the connection pooling process. An attacker can gain unauthorized access to resources or perform actions as another authenticated user by exploiting the reuse of pooled connections across different authenticated principals when using NTLM or Negotiate authentication.