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CVE-2026-107228GHSA-2JWH-9RMR-J4XF

AsyncHttpClient CookieStore Silently Overrides Caller's Explicit Cookie Header via setHeader (Bypass of CVE-2024-53990 Fix)

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 3.0.14
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

The AsyncHttpClient (AHC) library allows Java applications to easily execute HTTP requests and asynchronously process HTTP responses. From 2.1.0 until 3.0.14, the enabled-by-default cookie store replaces a Cookie header explicitly supplied through setHeader or addHeader whenever the store contributes any cookie for the origin. In a shared client, stored cookies originating from one user can replace a different user's request cookie, causing the request to execute under the wrong session. This bypasses the earlier CVE-2024-53990 remediation, which covered cookies supplied through addCookie but not a directly supplied header. This issue is fixed in version 3.0.14.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • AsyncHttpClient async-http-client

    From 3.0.0 · fixed in 3.0.14; From 2.1.0 · through 2.16.1

  • org.asynchttpclient:async-http-clientMaven

    From 3.0.0 · fixed in 3.0.14

  • org.asynchttpclient:async-http-clientMaven

    From 2.1.0 · through 2.16.1

References 3

GitHub · AsyncHttpClient/async-http-client