CVE-2026-90819

HighCVSS 7.3/10Last modified Sep 15, 2026

Description

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.

Metrics

CVSS 3.1 7.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Weakness enumeration

CWE-93 CWE-113

Affected software

No affected versions have been published.

Timeline

Published: Sep 14, 2026
Last modified: Sep 15, 2026
NVD status: Deferred

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