CVE-2026-55688
1 advisory.
Maven/org.asynchttpclient:async-http-client CVE-2026-55688: medium 4
AsyncHttpClient stores cookie for an unrelated domain (cookie tossing) via ThreadSafeCookieStore
Action: Upgrade org.asynchttpclient:async-http-client to 2.16.0 (2.x) or 3.0.11 (3.x) or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 3.0.0.Beta1 | 3.0.11 | - |
| 2.0.0 | 2.16.0 | - |
Fixed versions
| 3.0.11 | 2.16.0 |
Sources
- osv: GHSA-m452-q8c9-rg2f
- https://github.com/AsyncHttpClient/async-http-client/security/advisories/GHSA-m452-q8c9-rg2f
- https://nvd.nist.gov/vuln/detail/CVE-2026-55688
- https://github.com/AsyncHttpClient/async-http-client/pull/2196
- https://github.com/AsyncHttpClient/async-http-client/pull/2199
- https://github.com/AsyncHttpClient/async-http-client/commit/8e4069cf3c92abe099db5fb13378ac2fe9e1fd3b
- https://github.com/AsyncHttpClient/async-http-client/commit/e6955c1e3951cf80e286981d064f6c926ce33f47
- https://github.com/AsyncHttpClient/async-http-client
- https://github.com/AsyncHttpClient/async-http-client/releases/tag/async-http-client-project-2.16.0
- https://github.com/AsyncHttpClient/async-http-client/releases/tag/async-http-client-project-3.0.11
- https://lists.debian.org/debian-lts-announce/2026/08/msg00011.html
CVE-2026-55688 · published · modified · JSON