CVE-2026-90819
A weakness has been identified in a2aproject a2a-java 1.2.0.
Impact
A weakness has been identified in a2aproject a2a-java 1.2.0. The affected element is the function BasePushNotificationSender.dispatchNotification of the file server-common/src/main/java/org/a2aproject/sdk/server/tasks/BasePushNotificationSender.java of the component Authorization Header Construction. This manipulation causes http response splitting. The attack can be initiated remotely. Upgrading to version 1.3.0 is sufficient to fix this issue. Patch name: 247a655043f145f6f8e3853724b6a543eaa02001. You should upgrade the affected component.
Affected packages
This record carries no package version data, so it cannot be matched against a dependency list automatically. Read the advisory and compare your version by hand.
Weakness classification
References
- NVD record
- CVE.org record
- https://github.com/a2aproject/a2a-java/
- https://github.com/a2aproject/a2a-java/commit/247a655043f145f6f8e3853724b6a543eaa02001
- https://github.com/a2aproject/a2a-java/pull/1043
- https://github.com/a2aproject/a2a-java/pull/1053
- https://github.com/a2aproject/a2a-java/releases/tag/v1.3.0.Final
- https://vuldb.com/cve/CVE-2026-90819
- https://vuldb.com/submit/922996
- https://vuldb.com/vuln/403322
- https://vuldb.com/vuln/403322/cti