CVE-2026-90820: a2aproject a2a-java, заобикаляне на вход и права

Описание

Оригинално описание

A security vulnerability has been detected in a2aproject a2a-java 1.2.0. The impacted element is the function AuthorizationRequestHandlerDecorator.onListTasks of the file server-common/src/main/java/org/a2aproject/sdk/server/requesthandlers/AuthorizationRequestHandlerDecorator.java. Such manipulation leads to missing authorization. The attack can be launched remotely. Upgrading to version 1.3.0 is sufficient to resolve this issue. The name of the patch is e9a1abf9c90c02b16d17293afdc3cc2f555d63a6. The affected component should be upgraded.

Засегнати продукти

• a2aproject a2a-java: 1.2.0; 1.3.0

Вид слабост

• CWE-862 Missing Authorization
• CWE-863 Incorrect Authorization

История

Други уязвимости в a2aproject a2a-java

• 5.4CVE-2026-117507
• 5.3CVE-2026-117506
• 5.3CVE-2026-117505
• 5.3CVE-2026-116479
• 7.5CVE-2026-111765

Първоизточници

• https://www.cve.org/CVERecord?id=CVE-2026-90820
• https://nvd.nist.gov/vuln/detail/CVE-2026-90820
• https://vuldb.com/vuln/403323
• https://vuldb.com/vuln/403323/cti
• https://vuldb.com/cve/CVE-2026-90820
• https://vuldb.com/submit/925152
• https://github.com/a2aproject/a2a-java/pull/1038
• https://github.com/a2aproject/a2a-java/commit/e9a1abf9c90c02b16d17293afdc3cc2f555d63a6
• https://github.com/a2aproject/a2a-java/releases/tag/v1.3.0.Final
• https://github.com/a2aproject/a2a-java/