A2A Java SDK send client credentials under server-controlled HTTP header name, enabling leakage via redirect
影響: maven:org.a2aproject.sdk:a2a-java-sdk-parent < 1.3.0.Final → 1.3.0.Final
Impact. A malicious or compromised A2A agent can cause the client's API key credential to be forwarded to an arbitrary third-party server. The agent serves an AgentCard with an APIKeySecurityScheme specifying a custom header name, then responds with an HTTP redirect. The JDK HttpClient follows the redirect and forwards the custom header containing the credential, since only the standard Authorization header may be stripped on cross-origin redirects. Where. client/transport/spi/src/main/java/org…
| CVE | CVE-2026-111763 |
|---|---|
| 정보원 | GitHub Advisory Database |
| 수집 시각 | 2026. 10. 22. 오전 01:17 |
| 데이터 | Markdown JSON |
2026. 10. 21. 오전 06:04, GitHub Advisory Database에서 "A2A Java SDK send client credentials under server-controlled HTTP header name, enabling leakage via redirect"을(를) 게시했습니다 (유형: 취약점 권고). 심각도는 "보통"(medium)입니다. 관련 기술: Java. CVE: CVE-2026-111763.